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Chinese Manufacturer Supplier Factory Hot Rolled Cold Drawn Cold Rolled Honed Thermal Expansion Carbon Alloy Stainless Steel Seamless Steel Tube Steel Pipe

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
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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

Chinese Manufacturer Supplier Factory Hot Rolled Cold Drawn Cold Rolled Honed Thermal Expansion Carbon Alloy Stainless Steel Seamless Steel Tube Steel Pipe

Standard & MaterialCarbon SteelASTM A519 StandardMT1010, MT1020, 1008, 1010, 1018, 1020, 1025, 1030, 1045, 1518
JIS G3445 StandardSTKM11A STKM12A STKM12B STKM12C STKM13A STKM13B STKM13C STKM14A STKM14B STKM14C STKM15A STKM15C STKM16A STKM16C STKM17A STKM17C STKM18A STKM18B STKM18C STKM19A STKM19C STKM20A
JIS G3473 StandardSTC370, STC440, STC510A, STC510, STC540, STC590A, STC590B
DIN 2391 StandardSt 35, St45, St52
EN 10297-1 StandardE235, E275, E315, E355, E470
EN 10305-1 StandardE215, E235, E355
EN 10305-4 StandardE215, E235, E355
BS 6323-3 StandardHFS 3, HFS 4, HFS 5, HFS 8
NF A49-311TU 37-b, TU 52-b, TU 56-b, TU XC35
Alloy SteelASTM A519 Standard1345, 3140, 4130, 4135, 4140, 4150, 4320, 4340, 5120, 5130
JIS G3429 StandardSTH11, 12 STH21, 122 STH31
JIS G3441 StandardSCR420TK, SCM415TK, SCM418TK, SCM420TK, SCM430TK, SCM440TK
Stainless SteelASTM A511 Standard MT304, MT304L, MT310S, MT316, MT316L, MT317, MT321, MT347, MT403, MT410, MT431
ISO StandardNACE MR-0175
Size Size RangeTolerance
OD6-325mm-0.035 -- +0.045mm
ID2-250mm±0.035mm
WT1-32mmdepends on sizes
Lengthrandom or fixed length+0-3.5mm
Straightness0.15:1000, 0.4:1000, 0.5:1000 1:1000 or customized
Surface RoughnessRa 0.02-0.4μm
CHEMICAL COMPOSITION
Steel GradeC(%)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≤0.350.30~0.90≤0.040≤0.040-
STKM13B≤0.25≤0.350.30~0.90≤0.040≤0.040-
STKM13C≤0.25≤0.350.30~0.90≤0.040≤0.040-
STKM14A≤0.30≤0.350.30~1.00≤0.040≤0.040-
STKM14B≤0.30≤0.350.30~1.00≤0.040≤0.040-
STKM14C≤0.30≤0.350.30~1.00≤0.040≤0.040-
STKM15A0.25~0.35≤0.350.30~1.00≤0.040≤0.040-
STKM15C0.25~0.35≤0.350.30~1.00≤0.040≤0.040-

MECHANICAL PROPERTIES
Steel GradeTensile 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.

Chinese Manufacturer Supplier Factory Hot Rolled Cold Drawn Cold Rolled Honed Thermal Expansion Carbon Alloy Stainless Steel Seamless Steel Tube Steel Pipe

Package1) Bundle with strip2) Water-proof sheeting3) Woven bags4) PVC package5) Clients' Requirements
Shipping1) 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

Chinese Manufacturer Supplier Factory Hot Rolled Cold Drawn Cold Rolled Honed Thermal Expansion Carbon Alloy Stainless Steel Seamless Steel Tube Steel Pipe

Chinese Manufacturer Supplier Factory Hot Rolled Cold Drawn Cold Rolled Honed Thermal Expansion Carbon Alloy Stainless Steel Seamless Steel Tube Steel Pipe

Chinese Manufacturer Supplier Factory Hot Rolled Cold Drawn Cold Rolled Honed Thermal Expansion Carbon Alloy Stainless Steel Seamless Steel Tube Steel Pipe


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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