4330V MOD Mining drill pipe

Integral Spiral Stabilizer: 1.Test: UT & MT 2.Quality:API&ISO 3.Melting process: EAF+LF+VD

the stabilizer's specifications

 

1. Material: SAE 4330v  MOD

2. Melting process: EAF+LF+VD

3. Mechanical properties according to ASTM A370:

 

Tensile Strength Mpa	≥1035	Elongation%	≥15
Yield Strength Mpa	≥965	Reduction of Area %	≥45
Grain-size (ASTM E112-96)	≥5	Impact Value (Charpy-V)J	≥90
Impact Value(Charpy-V)J -20°C	≥50

 

4.Chemical composition %:

 

C	Mn	Si	P	S	Cr	Mo	Ni	V
0.28-0.37	0.45-0.65	0.1-0.3	≤0.015	≤0.015	0.80-1.10	0.4-0.65	2.0-3.0	0.05-0.15

  

5. Ultrasonic Inspection(According to ASTM E587 /Testing Area 100%)

 

As a comprehensive metalworking base, our company has complete production lines of metalworking: forging, heat treatment, and machining.

 

On inquiries and orders pls specify:

*Hole size and type of dril pipe

*technical requirements

 

 

Henan Zhongyuan Heavy Forging Co., Ltd.

Add: Zhicheng, Jiyuan, Henan, P.R. China

Tel: 86 391 6089158

Fax: 86 391 6089022

Website: http://www.zyzxdy.com

4330V MOD Mining drill pipe