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CHANGES IN TESTS PROCEDURES FOR SAFETY FEATURES IN EN ISO 20334（EN ISO 20334安全鞋特性的測(cè)試程序的變化）
STANDARDS STRUCTURES（標(biāo)準(zhǔn)構(gòu)成）
EN ISO 2034X range（EN ISO 2034X范圍）
‧ Replaces EN 344-1 & 2 with EN ISO 20344（EN ISO 20344代替EN 344-1 & 2）
‧ Replaces EN 345-1 & 2 with EN ISO 20345（EN ISO 20345代替EN 345-1 & 2）
‧ Replaces EN 346-1 & 2 with EN ISO 20346（EN ISO 20346代替EN 346-1 & 2）
‧ Replaces EN 347-1 & 2 with EN ISO 20347（EN ISO 20347代替EN 347-1 & 2）
‧ No longer contains chainsaw or firefighter categories of protection, these are separate norms（不再包含保護(hù)的防割裂或防火安全鞋種類，這些將另成標(biāo)準(zhǔn)）
‧ Incorporates EN 50321 (as optional category “I”)（合並EN 50321，作為可選類型 “I”）
‧ New optional test “AN” Ankle protection（新的可選測(cè)試 “AN”：踝骨保護(hù)）
‧ EN ISO 20347 fuel oil resistance optional test marking changed from ORO to FO（EN ISO 20347耐燃料油的可選測(cè)試標(biāo)記由ORO更改為FO）
Titles（標(biāo)題）
‧ EN 345-1 was titled “Safety footwear for professional use”（EN 345-1的標(biāo)題為 “專業(yè)用的安全鞋”）
‧ EN ISO 20345 range of standards do not include the wording “for professional use”（EN ISO 20345標(biāo)準(zhǔn)的范圍不在包含措詞 “專業(yè)用的”）
‧ This we believe is to allow non-professional uses such as gardening（這是因?yàn)樵试S例如園藝等非專業(yè)用途）
CHANGES TO TESTING（測(cè)試方法的變化）
Methods and requirements for general testing and safety features（一般測(cè)試以及安全特性的測(cè)試方法及要求）
Changes in testing CONDITIONING（測(cè)試環(huán)境的變化）
‧ All preconditioning in the new ISO EN 20344 range has been changed（所有預(yù)放置樣品按新的ISO EN 20344改變的范圍）
‧ From 20℃ and 65%RH in EN 344-1（EN 344-1的條件為：20℃及65%相對(duì)濕度）
‧ To 23℃ and 50%RH in EN ISO 20344（EN ISO 20344-的條件為：23℃及50%相對(duì)濕度）
Sampling（取樣）
‧ With a few exceptions ALL samples shall be taken from the footwear, cutting may not be used.（除了特別規(guī)定以外，所有樣品必須從成品安全鞋上取樣，無(wú)需提前切下）
‧ Exceptions are:（特別的情況為：）
– Code I toe cap & midsole corrosion（代號(hào)I的鐵頭及中底腐蝕）
– Steel midsole flex（鐵中底彎曲）
– PH Determination（PH的測(cè)量）
– Chrome VI determination（鉻VI的測(cè)量）
– All tests on insoles and All tests on insocks (footbeds)（所有針對(duì)中底及鞋墊的測(cè)試）
‧ Numbers of samples to be taken for tests have changed in some instances（某些條件下取樣的數(shù)量已改變）
Changes in testing from previous norms EN 344-1 & 2（EN 344-1和2中測(cè)試標(biāo)準(zhǔn)的改變）
‧ Includes ergonomics assessment（人體力學(xué)角度的評(píng)估）
‧ Impact（沖擊）
‧ Compression（壓縮）
‧ Inclusion of EN 50321 electrical insulation（EN 50321的電絕緣）
‧ Inclusion of ankle protection（踝骨保護(hù)）
‧ Cold insulation（隔冷）
‧ Heat insulation（隔熱）
‧ Leakproofness of Code II footwear（代碼II成品鞋的防漏）
‧ Cut resistance design（防割裂設(shè)計(jì)）
‧ Heel energy absorption test（後跟能量吸收測(cè)試）
‧ WR Water resistance trough test（WR水槽防水測(cè)試）
‧ Alternative method for WR（WR的可選方法）
‧ Determination of what are uppers and collars + new testing for collars（鞋面及領(lǐng)口及領(lǐng)口新的測(cè)試方法）
‧ New testing for footbeds/insocks（鞋墊新的測(cè)試方法）
Ergonomics assessment（人體力學(xué)的評(píng)估）
‧ This is required by the PPE directive and is now included in the EN ISO norm（該要求是由PPE指示，現(xiàn)在包含在EN ISO標(biāo)準(zhǔn)）
‧ Three operations are carried out:（執(zhí)行以下三個(gè)操作：）
– Walking normally for 5 mins at a speed of apx 6km/h（以大約6km/h的速度步行5分鐘）
– Climbing and descending 17±3 stairs for 1 minute（1分鐘內(nèi)上下17±3樓梯）
– Kneeling or crouching down（單膝跪下或蹲下）
‧ The wearers report problems in area shown on the following slide（穿著者問(wèn)題報(bào)告）
Questionnaire for the assessment of Ergonomics（人體力學(xué)調(diào)查卷的評(píng)估）
1. Is the inside surface of the footwear free from rough, sharp or hard areas that cause irritation or injury to the wearer?（成品鞋內(nèi)部是否有粗糙，尖銳或堅(jiān)硬之處，可能會(huì)導(dǎo)致穿著者刺激或傷害）
2. Are there any pinch points caused by the toe cap or the edge covering of the toecaps? （鐵頭或鐵頭邊沿是否會(huì)造成擠壓）
3. Is the footwear free from features that are considered to make wearing of the footwear hazardous? （成品鞋是否有導(dǎo)致穿著者危險(xiǎn)的設(shè)計(jì)）
4. Can the fastenings be adequately adjusted? （鞋帶等是否能充分調(diào)節(jié)）
5. Can the following be performed without problems:（是否能完成以下性能，而沒(méi)問(wèn)題）
– Walking（步行）
– Climbing stairs（上下樓梯）
– Kneeling/crouching down（單膝跪下或蹲下）
Impact and compression resistance, preparation（耐沖擊和耐壓縮及準(zhǔn)備）
Impact and compression Sample preparation（沖擊和壓縮樣品的準(zhǔn)備）
‧ Toe ends are cut of as before 30 mm behind the toe cap back edge（從鐵頭邊沿後面30 mm處切取樣品）
‧ Upper materials are then removed right up to the back edge of the toe cap（去除鐵頭邊沿後面的鞋面材料）
‧ The positioning of the plasticine cylinder is 2/3rds under the toe cap and 1/3 rd behind it（將圓柱形膠泥的2/3直徑部分放置鐵頭下，1/3直接部分放置在鐵頭外面）
‧ Impact strike energy has been clarified. The standard now requires testing from an appropriate height to given an impact energy of 200±4J and 100±2J（沖擊能量已經(jīng)闡明，標(biāo)準(zhǔn)要求的測(cè)試為：從適當(dāng)?shù)母叨犬a(chǎn)生200±4J或100±2J的沖擊能量）
Electrical insulation（電絕緣）
‧ Optional category of protection（可選的保護(hù)種類）
‧ Applicable only to code II all rubber or polymeric footwear（隻適用於代碼II的全橡膠或全聚合物成品鞋）
‧ Marking category of protection is “I”（保護(hù)種類的標(biāo)記為 “I”）
‧ Additional marking is required by the test method EN 50321 including class of protection（測(cè)試方法EN 50321中規(guī)定了對(duì)應(yīng)的標(biāo)記及保護(hù)等級(jí)）
BS EN 50321:2000
‧ Electrically insulating footwear for working on low voltage installations（電絕緣鞋是針對(duì)低壓設(shè)施工作環(huán)境）
‧ Apparatus（設(shè)備）
‧ Two categories of protection class ‘OO’ and class ‘O’（2個(gè)保護(hù)類型：種類 ‘O’以及種類 ‘OO’）
‧ Height of water steel balls, below the top line of upper at the lowest point:（水及鋼珠的高度，位於鞋面最高電之下：）
– class ‘OO’ 30 mm and class ‘O’ 40 mm（種類 ‘O’ 30 mm，種類 ‘OO’ 40 mm）
‧ Two tests, Proof voltage test & Withstand voltage test（2個(gè)測(cè)試：耐電壓測(cè)試及承受電壓測(cè)試）
Proof voltage test（耐電壓測(cè)試）
‧ Voltage increased to peak at 1KV/s（以1KV/s的速度增加至指定電壓）
‧ Held for 3 mins（保持3分鐘）
‧ Reduced at 1 KV/s（以1KV/s的速度降低電壓）
‧ Peak voltages and current flow allowed:（下表列出了指定電壓值以及允許的電流值）
|
Footwear design (EN ISO 20344)
鞋子的類型（EN ISO 20344） |
|
|
Class
等級(jí) |
Peak voltage
指定電壓 |
A |
B |
C |
D |
|
|
OO |
2.5KV |
1mA |
1.5mA |
2mA |
3mA |
|
|
O |
5KV |
2mA |
2.5mA |
4mA |
5mA |
|
|
|
Withstand voltage test（承受電壓測(cè)試）
‧ voltage increased to peak at 1KV/s（以1KV/s的速度增加至指定電壓）
‧ Immediately reduced again at 1KV/s（立即又以1KV/s的速度降低電壓）
‧ Footwear must not be punctured（鞋子不能被擊穿）
‧ Class ‘OO’, peak voltage 5KV（等級(jí) ‘OO’，指定電壓偉5KV）
‧ Class ‘O’, peak voltage 10KV（等級(jí) ‘O’，指定電壓偉10KV）
Marking to BS EN 50321: 2000（BS EN50321: 2000的標(biāo)記）
|
CLASS OO
month/year
serial/batch
number
Periodic inspection data |
CLASS O
month/year
serial/batch
number
Periodic inspection data |
Ankle protection（踝骨保護(hù)）
‧ Optional test with marking “AN” （可選測(cè)試，標(biāo)記 “AN”）
– Determination of shock absorption capacity of ankle protection materials incorporated into the upper（將有減震能力的踝骨保護(hù)材料與鞋面結(jié)合一體）
‧ The device used is that described in the motorcycle footwear standards（該設(shè)計(jì)用於摩托車鞋標(biāo)準(zhǔn)）
‧ Protective area is assessed（評(píng)估保護(hù)區(qū)域）
‧ Transmitted force through the sample is measured under a 10J impact strike（10J沖擊條件下，測(cè)量通過(guò)樣品的傳導(dǎo)力量）
‧ The mean transmitted force shall be no greater than 20kN and no single result shall exceed 30kN（測(cè)量的傳導(dǎo)力量不能超過(guò)20kN，單獨(dú)的樣品結(jié)果部能超過(guò)30kN）
Dimensional assessment（尺寸評(píng)估）
‧ The footwear is worn by a suitable user and the ankle point determined（尋找合適的使用者穿著鞋子，確定踝骨位置）
‧ A template disk with dimensions specified below is placed onto the protective area concentrically with the ankle point（將模板，尺寸詳見(jiàn)下表，放置在踝骨位置的保護(hù)區(qū)域中心）
‧ The protective area must exceed the template dimensions:（保護(hù)區(qū)域應(yīng)大於模板尺寸）
|
Size 40 EUR, 6.5 UK and below |
Diameter（直徑） 56mm |
|
Size 41 – 43 EUR, 7 – 9 UK |
Diameter（直徑） 60mm |
|
Size 44 EUR, 9.5 UK and above |
Diameter（直徑） 64mm |
Sample preparation and attachment（樣品準(zhǔn)備及附件）
‧ The product is marked around the outside of the dimensional assessment template（產(chǎn)品的尺寸評(píng)估模板的外側(cè)做標(biāo)記）
‧ 10mm is added to this all round is possible and then cut at this new mark（
‧ This sample is laid on the anvil (see later) outer side uppermost（將樣品放置在測(cè)量裝置上）
‧ If required it can be attached to the device using a thin fabric or mesh with a 20 – 25mm hole（如果需要，可用薄的紡織品或孔直徑20 – 25mm格網(wǎng)將樣品固定在裝置上）
‧ This is placed over the sample and strapped down with elastic straps with an overall force of 5 – 10N（樣品放置好後，用彈性的帶子將樣品固定，力量5 – 10N）
Test method（測(cè)試方法）
‧ The transmitted force shall be determined using a load cell mounted on the specified anvil（傳導(dǎo)力量可以用一安裝在指定裝置上的感應(yīng)器測(cè)量）
‧ The flat faced impact striker of mass 5±0.01kg and dimensions 40×80mm with radius 5±0.1mm edges is dropped over sufficient height (roughly 0.2 mm) to give an energy of 10J（平面沖擊頭質(zhì)量為5±0.01kg，尺寸為40×80mm，邊沿圓滑，半徑5±0.1mm，高度約為0.2mm，沖擊能量10J）
Insulation against heat（熱絕緣）
‧ The hotplate sand bath has been changed（電爐沙浴已經(jīng)改變）
‧ It now requires a dual heating zone bath of specified sizes（現(xiàn)採(cǎi)用指定直徑的雙重加熱圈）
‧ The dimensions of the sandbath now required are 400±20mm × 400±20mm and a height exceeding 50 mm（沙浴的尺寸為400±20mm × 400±20mm，高度大於50mm）
‧ The temperature of test remains 150℃（測(cè)試溫度150℃）
‧ As a result the temperature differential has slightly decreased due to the conditioning of the test piece at 23℃（為了避免溫度的差異影響測(cè)試結(jié)果，可將試樣放置子23℃的環(huán)境中）
‧ The quantity of the sand and particulate size is specified: 5000±250cm3 with a particle size of between 0.3 and 1mm.（沙子的數(shù)量為5000±250cm3，顆粒尺寸為0.3到1mm）
‧ The grain size and quantity of sand better standardizes the insulating effect（沙子的顆粒尺寸及數(shù)量對(duì)絕緣效果有影響）
‧ The boot is put in the sand and pushed down until in contact with the base plate（鞋子放入沙子中，直至接觸底盤(pán)）
‧ The sand is then flattened down around the sides（將沙子弄平）
‧ The sand bath is preheated before test for 2 or more hours（沙浴測(cè)試前預(yù)熱至少2小時(shí)）
‧ The temperature rise on the inner surface of the shoe over a period of 30 minutes shall be 22℃ or less（鞋子內(nèi)部溫度的變化，30分鐘不能超過(guò)22℃）
‧ The standard also requires an assessment of serious damage after test effecting the functionality of the footwear（標(biāo)準(zhǔn)同時(shí)要求評(píng)估檢驗(yàn)對(duì)鞋子功能的損害程度）
Insulation against cold（冷絕緣）
‧ The base plate shall now be made of Copper（底盤(pán)由銅制成）
‧ Dimensions 350±5mm × 150mm±1mm × 5±1mm thick（尺寸為350±5mm × 150mm±1mm × 5±1mm（厚度））
‧ Previously in EN 344-1 the base plate required was Copper/Zink alloy and the only specified dimension was a 5mm thickness (no tolerances)（以前的EN 344-1中，底盤(pán)由銅/鋅合金制成，指定的尺寸厚度為5mm（無(wú)公差））
‧ For the new norm the cabinet temperature is to be ﹣17±2℃（新標(biāo)準(zhǔn)中，冷櫃溫度為﹣17±2℃）
‧ For the previous norm EN344-1 the cabinet temperature required was ﹣20±2℃（以前的EN344-1中，冷櫃溫度為﹣20±2℃）
‧ Although the test temperature has changed, the temperature differential is the same（雖然測(cè)試溫度部同，但溫度差異還是一樣的）
‧ EN ISO 20344 Samples conditioned at 23℃ tested at ﹣17℃ temperature differential of 40℃（EN ISO 20334樣品放置環(huán)境為23℃，測(cè)試溫度為﹣17℃，溫度差異為40℃）
‧ The severity of this test should be the same（測(cè)試程度不變）
‧ The requirements and method of test remain the same（測(cè)試方法和要求不變）
Energy absorption of the seat region（後跟區(qū)域能量吸收）
‧ The standard now requires a slight contour to the bottom of the test punch (last backparts)
‧ The depth of contour of the underside for different sizes of deepest point as follows
|
Size(EUR) |
＜37 |
37/38 |
39/40 |
41/42 |
43/44 |
＞44 |
|
Size(UK) |
＜4 |
4/5 |
5.5/6.5 |
7/8 |
8.5/10 |
＞10 |
|
e(mm) |
2±1 |
2±1 |
2±1 |
3±1 |
3±1 |
3±1 |
Code II footwear, leakproofness testing（代碼II成品安全鞋，防漏測(cè)試）
‧ Code II is still subjected to exactly the same test（代碼II的測(cè)試相同）
‧ The required pressure has been reduced to 10kPa which it must withstand without leakage（要求的壓力已經(jīng)降低為10kPa，要求無(wú)滲漏）
‧ Previously EN 344-1 required 50kPa（以前的EN 344-1要求為50kPa）
(Blade) cut resistance（（刀刃）防割裂）
‧ The dimensional requirements of the footwear have been changed（鞋子的尺寸要求已經(jīng)改變）
‧ It is simply required to be from the feather edge 30mm up the side of the boot and covering the toe cap by at least 10mm（僅僅要求邊沿到鞋子的側(cè)面為30mm，並且復(fù)蓋鐵頭最少10mm）
‧ There is now no requirement to extend the material under the lasted margin by 10mm（現(xiàn)在的要求為：材料延伸至楦頭邊沿10mm）
‧ The least piece requirement has been changed to two samples, each 100 × 80 mm from the protective area（最小部分要求已經(jīng)改變：保護(hù)區(qū)域2個(gè)樣品，尺寸為100 × 80 mm）
Water resistance trough test（水槽防水測(cè)試）
‧ The change is simply the depth of the water（改變了水的深度）
‧ Previously this water was 5mm above the feather edge of the footwear（以前的要求為：高於鞋面邊沿5mm）
‧ Now it becomes 30±3mm in depth（現(xiàn)改變?yōu)樯疃?/span>30±3mm）
‧ The severity of this test is increased in general（測(cè)試的一般難度增加）
‧ With very thick sole units (＞25mm to featherline) the severity could be less（對(duì)於鞋底厚的產(chǎn)品，厚度＞25mm，難度可能較低）
Determination of collars and uppers（鞋面及領(lǐng)口的確定）
‧ The standard defines a line below which upper components shall be deemed to be upper materials（標(biāo)準(zhǔn)定義了鞋面線，低於該線的鞋面部分可認(rèn)為是鞋面材料）
‧ All materials failing below the line shall be tested in accordance with the requirements and test methods of an upper in addition to the requirements of a collar（高於該線的所有材料，應(yīng)按符合鞋面的測(cè)試要求，另外還要符合領(lǐng)口的要求）
‧ Materials above the line (collars) shall be subject to testing in accordance with the methods and requirements of lining for Tear strength, abrasion resistance, pH and chromium VI content（領(lǐng)口的內(nèi)裡材料應(yīng)符合撕裂拉力，耐磨，pH值及鉻VI含量的測(cè)試要求）
‧ The collar material pictured here is below the defined height and as such will be tested as a upper（領(lǐng)口與鞋面的劃分見(jiàn)圖）
‧ Minimum heights below which the upper requirements shall be completely fulfilled（鞋面的最低高度）
|
Size |
Design: B |
C |
D |
E |
|
Up to 36 EUR, 3.5 UK |
64 |
113 |
172 |
265 |
|
37/38 EUR, 4/5 UK |
66 |
115 |
175 |
270 |
|
39/40 EUR, 5.5/6.5 UK |
68 |
119 |
182 |
280 |
|
41/42 EUR, 7/8 UK |
70 |
123 |
188 |
290 |
|
43/44 EUR, 9/10 UK |
72 |
127 |
195 |
300 |
|
Above 44 EUR, 10UK |
73 |
131 |
202 |
310 |
Testing of footbeds/socks（鞋墊的測(cè)試）
‧ Testing of insoles and footbeds/socks is determined by the table called “basic requirements for insoles and/or insocks”（鞋墊的測(cè)試在目錄中稱為 “鞋墊的基本要求”）
‧ Water permeable insocks are defined those which when tested for Water absorption/desorption let water through within 60s or less（透水鞋墊的定義為：水吸收/解吸附測(cè)試中，在60s或更段時(shí)間內(nèi)，可以讓水通過(guò)）
‧ Insoles or Footbeds are now required for Classification code II products and are subject to the same testing as Classification code I（分類代碼II及I的產(chǎn)品的鞋墊，測(cè)試要求相同）
Option 1（選擇1）
‧ Where no insole is present（無(wú)中底）
‧ The footbed must be permanently attached（固定式鞋墊）
‧ It must also meet requirements of: Thickness, pH (leather only), chromium VI (leather only), Water absorption/desorption and abrasion by the Martindale method（鞋墊應(yīng)符合：厚度，pH值（針對(duì)皮革），鉻VI含量（針對(duì)皮革），水吸收/解吸附及Martindale耐磨的測(cè)試要求）
Option 2（選擇2）
‧ Where no insock is present or seat socks are present（無(wú)鞋墊）
‧ The insole must meet the requirements for: Thickness, pH (leather only), chromium VI (leather only), Water absorption/desorption and abrasion by the martindale method（中底應(yīng)符合：厚度，pH值（針對(duì)皮革），鉻VI含量（針對(duì)皮革），水吸收/解吸附及Martindale耐磨的測(cè)試要求）
Option 3（選擇3）
‧ A full length footbed is fitted permanently（標(biāo)準(zhǔn)長(zhǎng)度的固定鞋墊）
‧ The insock and insole (tested together) shall meet the requirements of: Thickness and Water absorption/desorption（鞋墊和中底一起測(cè)試，應(yīng)符合厚度及水吸收/解吸附的測(cè)試要求）
‧ The insock alone shall be tested for: pH (leather only), chromium VI (leather only) and abrasion by the martindale method（鞋墊單獨(dú)測(cè)試：pH值（針對(duì)皮革），鉻VI含量（針對(duì)皮革），水吸收/解吸附及Martindale耐磨）
Option 4（選擇4）
‧ A non permanently attached water permeable insock（活動(dòng)式透水鞋墊）
‧ The insock shall be tested for: pH (leather only), chromium VI (leather only) and martindale abrasion（鞋墊應(yīng)測(cè)試： pH值（針對(duì)皮革），鉻VI含量（針對(duì)皮革）及Martindale耐磨）
‧ The insole shall meet requirements of: Thickness, pH (leather only), chromium VI (leather only), Water absorption/desorption and abrasion by the Veslic method（中底應(yīng)符合：厚度，pH值（針對(duì)皮革），鉻VI含量（針對(duì)皮革），水吸收/解吸附及Veslic耐磨的測(cè)試要求）
Option 5（選擇5）
‧ A non permanently attached, non water permeable insock（活動(dòng)式，非透水鞋墊）
‧ The insock shall be tested for: pH (leather only), chromium VI (leather only), Water absorption/desorption and martindale abrasion（鞋墊應(yīng)測(cè)試： pH值（針對(duì)皮革），鉻VI含量（針對(duì)皮革）及Martindale耐磨）
‧ The insole shall meet requirements of: Thickness, pH (leather only), chromium VI (leather only), Water absorption/desorption and abrasion by the Veslic method（中底應(yīng)符合：厚度，pH值（針對(duì)皮革），鉻VI含量（針對(duì)皮革），水吸收/解吸附及Veslic耐磨的測(cè)試要求） |
