Chinese Manufacturer Supplier Factory Hot Rolled Cold Drawn Cold Rolled Honed Thermal Expansion Carbon Alloy Stainless Steel Seamless Steel Tube Steel Pipe
CHEMICAL COMPOSITION MECHANICAL PROPERTIES DELIVERY CONDITION 1. Q: What's the surface roughness of seamless mechanical
Description
Basic Info
Model NO. | Seamless Steel Pipes |
Usage | Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Automobile/Aerospace/Marine/Power Station |
Section Shape | Round/Square/Rectangular/Hexagon/Special Shaped |
Standard | ASTM/En/DIN/JIS/GOST/GB |
Diameter | 4mm~530mm |
Thickness | 0.5mm~130mm |
Length | 5.8m/6m/11.8m/12m or as Requested |
Pipe Ends | Plain/Bevelled/Threaded/Chamfer |
Machining | Cutting/Turning/Bending/Punching Is Supported |
Trade Terms | EXW/Fob/CIF/DAP |
Transportation | by Vessel/Air/Rail |
Third Party | Available |
Service | Customized/OEM/ODM |
Origin Certificate | Co/Form E/Form a/Rcep and etc. |
Certificate | ISO9001 |
Market | Latin America/Asia/Europe/Africa/Austalia |
Transport Package | External Packing by PVC Bags and Knit Bags |
Specification | OD: 6mm-325mm; ID: 2-250mm |
Trademark | HYT |
Origin | China |
HS Code | 7304319000 |
Production Capacity | 100000 Tons Per Year |
Product Description
Standard & Material | Carbon Steel | ASTM A519 Standard | MT1010, MT1020, 1008, 1010, 1018, 1020, 1025, 1030, 1045, 1518 |
JIS G3445 Standard | STKM11A STKM12A STKM12B STKM12C STKM13A STKM13B STKM13C STKM14A STKM14B STKM14C STKM15A STKM15C STKM16A STKM16C STKM17A STKM17C STKM18A STKM18B STKM18C STKM19A STKM19C STKM20A | ||
JIS G3473 Standard | STC370, STC440, STC510A, STC510, STC540, STC590A, STC590B | ||
DIN 2391 Standard | St 35, St45, St52 | ||
EN 10297-1 Standard | E235, E275, E315, E355, E470 | ||
EN 10305-1 Standard | E215, E235, E355 | ||
EN 10305-4 Standard | E215, E235, E355 | ||
BS 6323-3 Standard | HFS 3, HFS 4, HFS 5, HFS 8 | ||
NF A49-311 | TU 37-b, TU 52-b, TU 56-b, TU XC35 | ||
Alloy Steel | ASTM A519 Standard | 1345, 3140, 4130, 4135, 4140, 4150, 4320, 4340, 5120, 5130 | |
JIS G3429 Standard | STH11, 12 STH21, 122 STH31 | ||
JIS G3441 Standard | SCR420TK, SCM415TK, SCM418TK, SCM420TK, SCM430TK, SCM440TK | ||
Stainless Steel | ASTM A511 Standard | MT304, MT304L, MT310S, MT316, MT316L, MT317, MT321, MT347, MT403, MT410, MT431 | |
ISO Standard | NACE MR-0175 | ||
Size | Size Range | Tolerance | |
OD | 6-325mm | -0.035 -- +0.045mm | |
ID | 2-250mm | ±0.035mm | |
WT | 1-32mm | depends on sizes | |
Length | random or fixed length | +0-3.5mm | |
Straightness | 0.15:1000, 0.4:1000, 0.5:1000 1:1000 or customized | ||
Surface Roughness | Ra 0.02-0.4μm |
Steel Grade | C(%) | Si(%) | Mn(%) | P(%) | S(%) | Nb/V(%) |
STKM11A | ≤0.12 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
STKM12A | ≤0.20 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
STKM12B | ≤0.20 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
STKM12C | ≤0.20 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
STKM13A | ≤0.25 | ≤0.35 | 0.30~0.90 | ≤0.040 | ≤0.040 | - |
STKM13B | ≤0.25 | ≤0.35 | 0.30~0.90 | ≤0.040 | ≤0.040 | - |
STKM13C | ≤0.25 | ≤0.35 | 0.30~0.90 | ≤0.040 | ≤0.040 | - |
STKM14A | ≤0.30 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
STKM14B | ≤0.30 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
STKM14C | ≤0.30 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
STKM15A | 0.25~0.35 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
STKM15C | 0.25~0.35 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
MECHANICAL PROPERTIES
Steel Grade | Tensile Strength(N/mm²) | Yield Strength(N/mm²) |
STKM11A | ≥290 | - |
STKM12A | ≥340 | ≥175 |
STKM12B | ≥390 | ≥275 |
STKM12C | ≥470 | ≥355 |
STKM13A | ≥370 | ≥215 |
STKM13B | ≥440 | ≥305 |
STKM13C | ≥510 | ≥380 |
STKM14A | ≥410 | ≥245 |
STKM14B | ≥500 | ≥355 |
STKM14C | ≥550 | ≥410 |
STKM15A | ≥470 | ≥275 |
STKM15C | ≥580 | ≥430 |
DELIVERY CONDITION
+C(BK) | Cold drawn/hard.After the last cold forming,no heat treatment. |
+LC(BKW) | Cold drawn/soft.After the last heat treatment follows the cold drawing there is a light finishing pass. |
+SR(BKS) | Cold drawn and stress relieved annealed. After the final cold drawing process the tubes are stress relieved annealed in a controlled atmosphere. |
+A(GBK) | After the final cold drawing process the tubes are stress relieved annealed in a controlled atmosphere. |
+N(NBK) | Normalized. After the last cold drawing process the tubes are annealed in a controlled atmosphere. |
Package | 1) Bundle with strip2) Water-proof sheeting3) Woven bags4) PVC package5) Clients' Requirements |
Shipping | 1) 20ft container: 26tons (Can load 5.8M Max)2) 40ft container: 26tons (Can load 12M Max)3) More than 100tons:can pack by bulk vessel4) As your requirement |
Port of Shipment | Shanghai/Tianjin Port, China |
Date of Delivery | According to the quantity and specification of each order |
1.
Q: What's the surface roughness of seamless mechanical tubing you could do ? A:Surface Roughness: a=0.02~0.4micron or depends on the customer's requirement. 2.
Q: How's the straightness of cold drawn mechanical tubes? A: Straightness:0.3~0.8mm/1000mm 3.
Q: Shall we get the discount if repeating our orders? A: Of course, biggest discount will be shared with the regular customers.
Jiangsu HYT International Trading was established in 2010, which is a wholly-owned subsidiary of Wuxi Lusheng Special Steel. Jiangsu HYT International Trading Co. Is responsible for the overseas marketing business of various metal products produced by our group. We specialize in alloy steel, stainless steel, carbon steel, copper, aluminum, high nickel chromium alloy and other materials of pipes, plates, bars, profiles, piping fittings and welding materials, we dediceted in providing one-stop service for petroleum, chemical, electric power and automobile manufacturing industries.Our group is a modern industrial enterprise integrating production, development, sales and service... We have a complete and effective quality management and quality assurance system, we had passed the ISO 9001: 2008 Quality Management System Certification, the National Special Equipment Manufacturing License (Pressure Pipeline Level A2), ISO 14001: 2004 Environmental Management System Certification, OHSAS18001: 2001 Occupational Health and Safety Management System Certification and Classification Society Certification.
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