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Precision Ground Tool Steel Bar Hot Rolled Round Shape BV / SGS Certificate

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Precision Ground Tool Steel Bar Hot Rolled Round Shape BV / SGS Certificate

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Brand Name :	UST
Model Number :	TK16-800MM
Certification :	ISO9001
Price :
Payment Terms :	L/C, T/T
Supply Ability :	1500 ton/month
Delivery Time :	Within 5-35 days

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Precision Ground Tool Steel Bar Hot Rolled Round Shape BV / SGS Certificate

Tool steel bar Steel 4ХМФ

Designation

Name	The value
Designation GOST Cyrillic	4ХМФ
Designation GOST Latin	4XMF
Transliteration	4HMF
By chemical elements	4CrMoV

Description

4ХМФ steel is used: for the production of hot-rolled steel intended for the manufacture of punching tools by hot processing.

Standards

Name	Code	Standards
Bars and shapes	В32	TU 14-19-59-89

Chemical composition

Standard	C	S	P	Mn	Cr	Si	Fe	V	Mo
TU 14-19-59-89	0.3-0.4	≤0.03	≤0.03	0.5-0.8	1.2-1.5	0.3-0.6	Rest	0.55-0.85	1.3-1.6

Fe is the basis.
According to TU 14-19-59-89 the chemical composition is given for steel grade 4ХМФч. The mass fraction of nickel, not exceeding 0.60%, is allowed. The steel is introduced by calculation for 0.001-0.10% calcium and 0.001-0.10; REM, which are not determined by chemical analysis. The residual mass fraction of copper should not exceed 0.30%. In the finished rolled products deviations are allowed according to the chemical composition in accordance with GOST 5950.

Technological properties

Name	The value
Name	The value
Macrostructure and pollution	The macrostructure of rolled on the other 14-19-59-89 when checking for fractures treated or templeto selected from the finished profile should not have residues of shrinkage, delamination, cracks, bubbles, inclusions and placenow. On the surface of the rent must not be cracked, sunsets, captured, smoothed out bubbles and contamination. surface defects should be removed with gentle cleansing or cutting, the depth of which shall not exceed 5 % of the nominal diameter of the rental, counting from the actual.
Particularities of production of goods	Hot-rolled steel on the other 14-19-59-89 supplied annealed with a hardness not to exceed 255 HB (indentation diameter not less than 3.8 mm).

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