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Huangshi Chengquan Metal Material Co., Ltd.

Pressure Vessel Steel, Boiler Steel, Special Steel manufacturer / supplier in China, offering 1.6311 Boiler Steel with Maunfacturer Certificate, F44 Super Austenitic Stainless Steel, 440c Stainless Steel (1.4125 UNS S44004) and so on.

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1.6311 Boiler Steel with Maunfacturer Certificate

FOB Price: US $1 / Ton
Min. Order: 1 Ton
Min. Order FOB Price
1 Ton US $1/ Ton
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Port: Shanghai, China
Production Capacity: 500tons Per Month
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: 1.6311
  • Standard: ASTM, DIN
  • Technique: Forged, Rolled
  • Surface Treatment: Polished
  • Application: Structural Steel Bar
  • Similar Grades: 1.6311 20mnmoni4-5
  • MOQ: 1t
  • Transport Package: Seaworthy Packing
  • Origin: Huangshi, China
  • Type: Round
  • Composition: Stainless Steel Scrap
  • Shape: Round, Flat, Square
  • Special Use: Wear Resistant Steel
  • Size Range: 20-1000 mm
  • Delivery Condition: Anneled, Qt, Cold Drawn
  • Trademark: Chengquan
  • Specification: 1.6311
  • HS Code: 7228600000
Product Description
1.6311 20MnMoNi4-5 Special Steel for Boiler and Pressure Vessel
Similar Grade: 20MnMoNi4-5, 1.6311
Shape: Round, Flat, Square.
Size Range:
 
Frame
Processing
   Shape
 
Round
Flat 
Square
ThicknessWidth
 
Rolling
 
12-130mm
 
4-150mm
 
100-900mm
-
 
 
Forging
 
50-1000mm
 
70-800mm
 
300-2000mm
 
70-1000mm
 
Steel-making Condition: EF, EF/EAF+LF+VD, EF/EAF+ESR
Delivery Condition:
Annealed , Quenched + Tempered

Surface Condition: 
Black, Grinded, Peeled, Rough turned, Polished

Features:
1.Competitive price
2.Immediate delivery
3.Premium quality
4.Reliable service
5.MOQ: 1 Ton
 
Packing details In seaworthy packing, as your requirement.
Delivery details within 30-50 days
 
Chemical Composition:
C 0.17-0.23
Mn 1.0-1.5
P 0.035max
S 0.035max
Si 0.4max
Cr 0.50max
Ni 0.40-0.80
Mo    0.45-0.65
 
 

HEAT TREATMENT:
Stress Relieving: Heat to 580 - 620°C. Generally the maximum stress relieving time shall be restricted to 150 min. If it exceeds 90 min or in case of repeated heat treatment the lower range of recommended temperatures shall apply.
Austenitizing + Quenchingg: Heat to 870 to 940 °C. After temperature achievement over the whole section cooling in water
Tempering: Heat to 610 to 690 °C. Holding 30 min time after temperature achievement over the whole section, cooling in still air
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Forming properties and weldability:
1.6311 Special Steel can be hot or cold formed and can be welded and flame cut according to the general procedures. The guidelines
according to EN 1011 and VdTÜV-material data sheet 440/1 shall be observed. For the fabrication of pressure vessels in accordance with AD 2000 Merkblatt in the context of PED qualified welding consumables have to be applied.
 

Applications:
Boiler installations in accordance with Technical Rules TRD 101, EN 12952 etc. for temperatures up to 375 °C.
Pressure vessel installations in accordance with the AD 2000-Merkblätter series W and HP for temperatures of - 10 °C to 375 °C.
 
 Contact Information:
FUSHUN SPECIAL STEEL CO., LTD.
 
Tel: 89-0731-89903933(CHANGSHA, Office)
Fax: +86-0731-89853933
Mobile/: +86-15675829432
 
Website: www.fushunspecialsteel.com


 
 
 
 
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