The welded pipe is綠道 called the welded 相開pipe for short,但匠 and the commonly us站他ed steel or steel strip is 秒土welded by the curled forming of t購用he unit and t快如he mold. The welding steel pipe pro的鄉duction process is simple, the p頻民roduction efficiency is high, t子刀he variety specification is many,外飛 the equipment investment i老快s few, but the general冷的 strength is lower than都街 the seamless民我 steel pipe. Since 1930s, with the ra短要pid development of high-quality 煙下strip rolling prod還數uction and progress of 身見welding and testing technology,林關 and constantly朋得 improve the weld quality, variet路風ies and specifications of愛從 welded steel pipe is increasi生些ng, and in more an見還d more fields especially in the 高師heat pipe, who spare decorative tube, 分來tube for low-pressure 草東fluid etc. instead of the seam慢秒less steel tube.

First, the smal線城l caliber stainless steel welde鐘用d pipe is continuous森購 online production. 不票The thicker the wall is讀西, the greater個中 the investment will be for the unit an遠裡d the melting equipment. The l了討ess economical and practical it 好學is. The smaller the wall thicknes男資s is, the lowe自鐵r the input 低畫output ratio will be; the next i間煙s the technolog身市y of the product, which determines its 那日advantages and disadvantag商還es. The general刀在 welded steel pipe has high a媽請ccuracy, uniform wall thickness, high票開 brightness inside and outsid報聽e the tube (the surface brightness of 嗎答the steel plate determines the s線唱urface brightnes日兵s of the steel tube), and 睡用it can be arbitrarily fixed. Therefo弟化re, it embodies it話遠s economy and beauty in the applicati相事on of high precision, m科老edium and low pressure fluid.

According to the form of能店 weld, it is d錢雜ivided into st會低raight welded pi短拍pe and spiral weld通農ed pipe.

Dividedagain general pipe, heat exchang哥科er pipe, condenser pipe, gal不光vanized pipe, blowing pipe, wi化火re tube, pipe metric, roller tub嗎喝e, deep well pump, tube for autom窗慢obile, transformer tube, welding, wel司高ding of thin-walled tube shaped t內跳ube and spiral welde慢器d pipe

GB/T12770-2002 (stainle做黃ss steel welded steel pipe for mecha關內nical structure). It is mainly use器短d for the decoration o科愛f machinery,吧技 automobile, bicycle, furniture, h要日otel and hotel and other mechan綠事ical parts and structural parts. It r唱舊epresents the material 0Cr13, 1Cr17, 醫器00Cr19Ni11, 1Cr18Ni9, 0Cr1吧章8Ni11Nb and so on.

GB/T12771-2008 (sta謝是inless steel welded steel p光北ipe for fluid delivery). It is main窗玩ly used for conveying low pressu他吃re corrosive medium. The re村從presentative materia分遠ls are 06Cr19Ni10, 022Cr19Ni10也刀, 06Cr19Ni110Ti, 00Cr17, 0Cr18Ni11N得弟b, 06Cr17Ni12Mo2 and so o著照n.