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S355 St52-3 Forging Steel Seamless Pipe/Forged Steel Hollow Pipe
S355 St52-3 Forging Steel Seamless Pipe/Forged Steel Hollow Pipe

S355 St52-3 Forging Steel Seamless Pipe/Forged Steel Hollow Pipe

China S355 St52-3 Forging Steel Seamless Pipe/Forged Steel Hollow Pipe, Find details about China Steel Hollow Pipe, St52-3 Steel Hollow Pipe from S355 St52-3 Forging Steel Seamless Pipe/Forged Steel Hollow Pipe

Model NO.
forging s355 steel seamless pipe
Usage
Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry
Section Shape
Round
Size
Forging S355 Steel Seamless Pipe
Technology
Forging
CNC Turning
Roungh Machining
Od
1/2′′ to 500′′
Trademark
steel hydraulic cylinder
Transport Package
Wooden Box
Specification
s235 steel seamless pipe
Origin
China
HS Code
73260
Model NO.
forging s355 steel seamless pipe
Usage
Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry
Section Shape
Round
Size
Forging S355 Steel Seamless Pipe
Technology
Forging
CNC Turning
Roungh Machining
Od
1/2′′ to 500′′
Trademark
steel hydraulic cylinder
Transport Package
Wooden Box
Specification
s235 steel seamless pipe
Origin
China
HS Code
73260
S355 St52-3 Forging Steel Seamless Pipe/Forged Steel Hollow Pipe
S355 St52-3 Forging Steel Seamless Pipe/Forged Steel Hollow Pipe
S355 St52-3 Forging Steel Seamless Pipe/Forged Steel Hollow Pipe
Name:Forging S355JR S235JR Steel seamleess Pipe

Simple Description:
Barrel type forging with flange plate,high requirements forging process,flange plate is forged directly from barrel body by a mold.,thus save raw material and time,cost as well.
Products reference:
Material
40CrMnMo 4140,4330,18CrNiMo7-6,4340
 
Forging equipment6000T open die hydropress
 
ApplicationElectrical equipment,metallurgy,mine,press machine
 
Melting processEF + LF + VD
 
Production processForging+heat treatment+rough machining+QT
 
Forging ratio≥4
 
Applicable standardASTM,ASME,DIN,JIS,ISO,BS,API,EN
 
Executive standardJB/GB/EN/DIN/JIS/ASME/ASTM/ISO
 
Certification authorityISO9001:2008,BV,SGS,IST,UL.CTI
 
Delivery termRough machining(N+T);QT
 
Test equipmentsSpectro graph,UT device,tensile and compact test machine,metal loscope,outside micrometer,bore dial indicator,hardness test machine
ServiceOur service included the forging, process, heat treatment, finish machining, package, local logistics, customers clearance and maritime transport. We took the customer's requirements as the principal thing, and pay attention on the products quality.

Custom properties:
Material elementsCSiMnPSCrNiMoOthers
41400.38-0.430.15-0.350.60-0.90≤0.035≤0.0400.80-1.10--0.15-0.25-
43300.28-0.330.10-0.350.85-1.15≤0.020≤0.0200.80-1.101.10-1.400.35-0.55-
18CrNiMo7-60.15-0.210.17-0.350.50-0.90≤0.025≤0.0251.50-1.801.40-1.700.25-0.35 
43400.38-0.430.15-0.350.60-0.80≤0.035≤0.0400.70-0.901.65-2.000.20-0.30-
40CrMnMo0.37-0.450.20-0.400.90-1.20≤0.040≤0.0400.90-1.20--Mo:0.2-0.3 
420J20.26-0.35≤1.00≤1.00≤0.030≤0.03512.0~14.0≤ 0.60-- 
 
Mechanical propertyDia.(mm)TS/Rm(Mpa)YS/Rp0.2(Mpa)EL/A5(%)RA/Z(%)Type Of notchImpact energyHBW
4140Ø15740~1000450~850≥12≥25V≥40≤250HBS
4330Ø10≥1000≥740≥12≥25V≥42--
18CrNiMo7-6Ø15≥980≥785≥9≥40V≥47≤269HBS
4340Ø15≥980≥835≥12≥55V≥78≤179HBS
40CrMnMoØ15≥980≥785≥10≥45V≥63≥217HBS
420J2Ø15800-950≥600≥14--V≥20≥290HBS

Forging process flow quality control:
  1. Raw material steel ingot into warehouse(test the chemical content)
  2. Cutting→ Heating(Furnace temperature test)
  3. Heat treatment after forging(Furnace temperture test) Discharge the furnace(blank inspection)
  4. Machining→ Inspection(UT,MT,Visal diamention, hardness)
  5. QT→ Inspection(UT, mechanical properties, hardness, grain size)
  6. Finish machining→ Inspection (dimension)
  7. Packing and Marking(steel stamp, mark)→ Storage Shipment
Commerce clause:
Max length5000MM
MOQ1PC
Delivery time30-50days
Packagewood pallet, steel frame, steel framed wood case
Delivery termFOB; CIF; CFR; DDU
Payment termT/T,LC
Type of shippingBy Sea or By Air

Advantage:
  1. High-precision dimensional tolerance;
  2. Excellent mechanical properties;
  3. Produce different dimension based on customer's requirements;
  4. Advanced manufacture equipments and inspection devices;
  5. Excellent technical personality;
  6. Control the production procedure strictly;
  7. Pay attention on the package protection;
  8. Quality full service.
S355 St52-3 Forging Steel Seamless Pipe/Forged Steel Hollow Pipe

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