Mining Centralizer

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详细介绍

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Device parameters

Mining drill pipe

4330V MOD Chemical composition:

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

Mechanical behavior:

tensile strength	≥ 1033Mpa ( T) ≥ 1033Mpa(L)
Yield Strength	≥ 964Mpa ( T) ≥ 964Mpa(L)
Elongation	≥ 10.7% ( T) ≥ 15% (L)
Impact energy	≥ 90J(T) ≥ 50J(L)
Face shrink	≥ 32% ( T) ≥ 45% (L)
hardness	320-360HB