Constructional Steel 34CrMo4 1.7220 Rod & Bar for General Engineering Purposes

• Customization: Available
• Standard: DIN, JIS, AISI, ASTM, GB, BS
• Technics: Cold Drawn
• Model NO.: 34CrMo4 1.7220
• Surface: Black
• Alloy: Non-alloy
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
• Certification: RoHS, ISO9001, ASTM, JIS, GB, En, Astmb
• Form/Shape: Sheet, Plate, Bar, Rod, Tube, Pipe, Strip, Foil an
• Payment: T/T 30% Prepayment, 70% Balance Before Delivery
• Delivery Time: 2-10 Working Days After Getting The Prepayment
• Transport Package: Standard Export Packaging
• Specification: Dia0.5-200mm*L500-100000mm
• Trademark: Taixie
• Origin: China
• HS Code: 7226999090
• Production Capacity: 10 Tons Per Month

Product Description

1.[ Constructional steel 34CrMo4 1.7220 bar& rod] 
Introduction:

Heat treated : 1719°C - 1937°C
 

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)
541(≥)	118(≥)	31	12	43	Solution and Aging, Annealing, Ausaging, Q+T,etc	114

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
44	-	-			0.21	-
667	747	-	34.3	342		-
947	-	13	21.2			424	423

2.[Constructional steel 34CrMo4 1.7220   bar& rod] 
Surface:

mill finish (not polished)
brushed
mirror  finish 
embossed 
oxidized
cold-rolled
hot-rolled


3.[Constructional steel 34CrMo4 1.7220    bar& rod] 
Chemistry:

 

C ≤	Si ≤	Mn ≤	P ≤	S ≤
0.3-0.37	0.4	0.6-0.9	0.035	0.03
Cr ≤	Mo	Ni
0.9-1.2	0.15-0.3

6.These  are our warehouses :

7.These  are packaging  pictures :