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糖心鸡蛋 2018-06-29

Guys, let me ask you something. Can we add spring mats to the flange 47023, fastening stud..

Ask you a question, GB pressure 0 0

光头强 2018-06-27

Ask you a question, GB pressure vessel, upper head weld coefficient 1, lower cone 0.85, ho..

This hanger standard is not a Corrigendum 0 1

wangliang 2018-06-25

Is there any mistake in this lifting ear standard?
[this_is_pic_0..

海阔天空 2018-06-19

Under the invitation, the results of the X-ray inspection of the welding seam of the carbo..

The question of container jar 0 0

小鱼曾乖乖 2018-06-06

The container tank is mainly used for mixing nitrogen and four fluorocarbon gas. Because o..

Where can we work this plate 0 0

在你身边 2018-06-04

[this_is_pic_0..

糖心鸡蛋 2018-05-23

TSGR1001-2008 the design permission rule for pressure vessels and pressure piping, is this..

海阔天空 2018-05-21

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啊呀呀 2018-05-11

What is the maximum usage temperature of wear-resistant steel plate NM400?
More than ho..

wangliang 2018-05-04

It is feasible to reduce the outlet temperature of the heat exchanger and increase the flo..