GB3087-2008（低中壓鍋爐用無縫鋼管）。主要用于工業(yè)鍋爐及生活鍋爐輸送低中壓流體的管道。代表材質(zhì)為10、20號鋼。 　　

GB5310-2008（高壓鍋爐用無縫鋼管）。主要用于電站及核電站鍋爐上耐高溫、高壓的輸送流體集箱及管道。代表材質(zhì)為20G、12Cr1MoVG、15CrMoG 20yb232-70等。

 

無縫鋼管現(xiàn)貨

 

14×1.5-2.5-3	70×4-4.5-5-6-7-8-9-10-12-15-16
16×1.5-2.5-4	73×4-4.5-5-6-7-8-9-10-12-15
18×2.3-4-5	76×4-4.5-5-6-7-8-9-10-12-14
20×2.5-3-5	83×4.5-5-10-12-14-16-18-20
24×2.5-3-4-5-6	89×4.5-8-10-12-14-16-18-20
25×2.5-3-4-5-6	95×4.5-6-8-10-12-14-16-20
28×3-3.5-4-5-6	102×4.5-5-6-7-8-10-12-14-16-20
32×3.5-4-5-6-8	108×4.5-5-6-7-8-10-12-14-18-20-22
34×4-5-6-8	114×4.5-5-6-7-8-10-12-14-18-20
36×3.5-5-6-8	121×4.5-5-6-7-8-10-12-14-16-20
38×4-5-6-7-8-9-10	127×4.5-5-6-7-8-10-12-14-16-20
39×3.5-5-8-10	133×4.5-6-8-12-14-16-18-20-25-30
42×3.5-4-5-6-7-8-9-10	140×5-6-7-8-9-10-12-14-16-20-22
45×3.5-4-5-6-7-8-9	146×4.5-6-8-12-14-16-18-20-25-30
48×3.5-4-5-6-7-8-9-10	152×4.5-6-8-12-14-16-18-20-25-30
51×3.5-4-5-6-7-8-9-10	159×4.5-6-10-12-14
56×3.5-4-5-6-7-8-9-10	159×16-18-20-22-25-30
57×3.5-5-6-7-8-9-10-12	168×8-10-12-14-20-25-30-35
60×3.5-4.5-5-6-7-8-9-12-14	180×8-12-16-25-30
63×3.5-4.5-5-6-7-8-9-10-12-14	180×32-34-38-40-45-50
68×4-4.5-5-6-7-8-9-10-12-14-16	194×6-8-12-16-20-25-30-40-45-50