304/316/321/310S Stainless Steel Welded Tube With Bending Welding
HDT is a high-tech enterprise specialized in producing all kinds of stainless, carbon and alloy steel tubes and pipes, steel plates and pipe fittings. HDT products have been widely applied in industry like petroleum, chemistry, metallurgy, shipbuilding, machinery, power, automobile, aviation, paper, food and pharmacy, etc. The annual production capacity of seamless steel pipe, welded pipe and pipe fittings is 30,000t, 20,000t and 5,000t respectively. HDT has strong supply capacity, owns over 50,000㎡ warehouse in storage area, mainly for our products packing, storage and transportation.
Grade | ASTME/ASME:TP304,TP304L,TP304H,TP316,TP316L,TP321,TP321H,TP310S,TP310H, TP317, TP317L, TP347, TP347H, N08904, S31803, S32205, S32750, S32760 | |
GB/HG:12Cr18Ni9, 06Cr19Ni10, 07Cr19Ni10, 06Cr23Ni13, 06Cr25Ni20, 06Cr17Ni12Mo2, 022Cr17Ni13Mo3, 06Cr18Ni11Ti, 06Cr18Ni11Nb, 07Cr18Ni11Nb, 022Cr22NiMo3N, 022Cr23Ni5Mo3N, 022Cr25Ni11Nb | ||
EN:1.4301,1.4306,1.4307,1.4401,1.4404,1.4410,1.4429,1.4462,1.4541,1.4571,1.4539,1.4550 | ||
Specification | Continuous Lines | OD:10.00mm-219.08mm (UP TO 8") WT:0.5mm-10.00mm (SCH5S,10S,40S,STD) L:3.00m-18.00m(online cutting) |
Bending Lines | OD:219.08mm-2500.00mm WT:3.00mm-35.00mm (SCH5S-80S,SCH5-160,STD) L:1.50m, 2.00m, 6.00m | |
Standard | ASTM: A249, A269,A312, A358, A688, A778, A789, A790, A928 | |
ASME: SA312, SA249, SA269, SA358, SA688, SA778, SA789, SA790 | ||
GB/T: GB/T12771, GB/T12770, GB/T21832, GB/T24593 | ||
HG: HG20537.1, HG20537.2, HG20537.3, HG20537.4 | ||
EN: EN10217-7 Others: API 5LC | ||
Certification | ISO9001:2008, PED, ASME, TS, Qualified certificate for cleaning production |
HDT attaches great importance to advanced equipment and technology. We have introduced:
Capacity:
10000MT per month for the tubes and pipes.
5000MT per month for the steel plates.
Application :
a) For fluid and gas transport
b) Structure and machining
c) Heat exchanger pipes etc
Advantages :
a) Superior surface finish
b) Better mechanical property
c) More precise dimension
d) Perfect inspection method and inspection equipment