按 SEP1921 執(zhí)行,合格級別 E/e 級。
Performed according to SEP1921,qualified level is E/e.
4.11 表面質(zhì)量 Appearance quality
鋼材的表面不得有裂紋、結(jié)疤、折疊及夾雜。如有上述及其它缺陷必須清除，清除深度從 鋼材實(shí)際尺寸算起不得超過鋼材公稱尺寸的 1%，清除寬度不小于深度的 5 倍，同一截面達(dá)到 最大清除深度不應(yīng)多于 1 處。允許有從實(shí)際尺寸算起不超過尺寸公差之半的個(gè)別細(xì)小劃痕、壓 痕、麻點(diǎn)及深度不超過 0.2mm 的小裂紋存在。表面應(yīng)整潔，不得有油污等非鋼材本身物質(zhì)。
The steel surface should not have cracks, scarring, folding and inclusion. The above and other defects must be removed, the removal depth from the actual size of the steel shall not exceed 1% of the nominal size of the steel, the removal width is no less than 5 times the depth, on the same cross section , the maximum clearance should not more than 1. Individual small scratches, pressure marks, pits whose actual size counting no more than half the size and cracks whose depth no more than 0.2mm are allowed . The surface should be clean, can not have oil which not belong to steel itself.
5 試驗(yàn)方法 每批鋼材的檢驗(yàn)項(xiàng)目、取樣數(shù)量、取樣部位和試驗(yàn)方法應(yīng)符合表 5 的規(guī)定。
5 Testing method:The inspection items, sampling number, sampling location and testing method of each batch of steel should be in accordance with the provisions of table 5.
表 5
6 檢驗(yàn)規(guī)則 Inspection rules
6.1 檢查和驗(yàn)收 inspection and acceptance
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Q/YLT001-2015
6.1.1 鋼材出廠的檢查和驗(yàn)收由供方質(zhì)量技術(shù)監(jiān)督部門進(jìn)行。
6.1.1 Inspection and acceptance of steel is conducted by the supplier Quality and Technical Supervision Department.
6.1.2 供方必須保證交貨的鋼材符合本標(biāo)準(zhǔn)或合同的規(guī)定；必要時(shí)，需方有權(quán)對本標(biāo)準(zhǔn)或合同 所規(guī)定的任一檢驗(yàn)項(xiàng)目進(jìn)行檢查和驗(yàn)收。供方在每根鋼材兩端必須粘貼標(biāo)識與交貨相符的鋼種信息（包括材質(zhì)、規(guī)格、爐、批次等）內(nèi)容。
6.1.2 The supplier must ensure that the delivery steel is in accordance with the standard or the contract rules,the buyer has rights to make inspection and acceptance for any inspection projects when necessary.The supplier must paste the logo which indicates information (including Materials, specifications, carried standard, batch, etc.) matches with real goods at both ends of each steel.
6.2 組批規(guī)則 鋼材應(yīng)按批檢查和驗(yàn)收，每批由同一牌號、同一爐號、同一加工方法、同一尺
寸、同一交貨狀態(tài)、同一熱處理制度（爐次）的鋼材組成。
6.2 Batch rules:Steel should be inspected and accepted batches,each batch is made
of the same grade, the same furnace, the same processing method, the same size, the same delivery status, the same heat treatment system (furnace).
6.3 取樣數(shù)量及取樣部位每批鋼材的取樣數(shù)量和取樣部位應(yīng)符合表 5 的規(guī)定。
6.3 Sampling number and location:The sampling number and location of each batch of
steel should be in accordance with the provisions of table 5
6.4 復(fù)驗(yàn)與判定規(guī)則鋼材的復(fù)驗(yàn)與判定規(guī)則按 GB/T 17505 規(guī)定執(zhí)行。
6.4 Re-inspection and decision rules:Re-inspection and decision rules for steels
should be performed according to GB/T 17505.
7 包裝、標(biāo)志和質(zhì)量證明書 Packing, marking and quality certificates
鋼材的包裝、標(biāo)志及質(zhì)量證明書應(yīng)符合 GB/T 2101 及合同的有關(guān)規(guī)定。
The packing, marking and quality certificate of the steel should be in accordance with the relevant provisions of the GB/T 2101 and the contract.
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