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W30740

Favorite Datasheet
W30733 W43070
#307

Description

USA AISI W30740 Specialsteel Austenitic Cr-Ni-Mn stainless steel composite welding filler metal (EC307) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: W30740
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel W30740 Precipitation-Hardening AISI USA Austenitic Cr-Ni-Mn stainless steel composite welding filler metal (EC307)

Chemical composition(mass fraction)(wt.%) of the W30740

C Si Mn P S Ni Cr Al Cu Ti Fe N Mo V
≤0.15 ≤1.00 3.75 -4.75 ≤0.045 ≤0.03 9.00 -10.50 19.00 -22.00 ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥

Mechanical Properties of steel grade W30740

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
373 (≥) 529 (≥) 32 14 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade W30740

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
42 - -     0.42 -  
695 592 - 42.3 332   -  
855 - 23 13.2   224 141

Heat Treatment of steel grade W30740

Heat treated : 1598°C - 1722°C

Technological Curves of steel grade W30740

Cross Reference Table (Equivalent Grade) of W30740

Grade Standard Country Application
1.4307
1.2307
307
K30736
K30736
AWS E307
UNS W30710
AWS ER307
UNS S30780
T11307
T11307
1.2307
1.2307
1.4307
1.4307
W30733 W43070
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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