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Boat shackle

Material: high-strength high-quality alloy steel
Process: After heat treatment by first-class heat treatment equipment CNC mesh belt furnace.
Safety factor: test load is 2 times, breaking load is 4 times
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產(chǎn)品名稱:船用卸扣
材質(zhì):高強(qiáng)度優(yōu)質(zhì)合金鋼
工藝:經(jīng)過(guò)一流的熱處理設(shè)備數(shù)控網(wǎng)帶爐熱處理而成。
安全系數(shù):試驗(yàn)載荷為2倍,斷破載荷4倍

  卸扣的報(bào)廢標(biāo)準(zhǔn):
(1)吊鉤有裂紋、
(2)危險(xiǎn)斷面磨損達(dá)原尺寸的10%、
(3)開(kāi)口度比原尺寸增加15%、
(4)扭轉(zhuǎn)變形超過(guò)10度、

(5)危險(xiǎn)斷面或吊鉤頸部產(chǎn)生塑性變形

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