material contrast

	Grade	Type	ASME	EN	JIS	GB
1	Nonferrous Metals	Forging	SB-381 Gr F1	EN3.7025	1类	TA1	Contrast
2	Nonferrous Metals	Forging	SB-381 Gr F2	EN3.7035	2类	TA2	Contrast
3	Nonferrous Metals	Forging	SB-381 Gr F3	EN3.7055	3类	TA3	Contrast
4	Nonferrous Metals	Forging	SB-381 Gr F7	EN3.7235	12类	TA10	Contrast
5	Nonferrous Metals	Forging	SB-381 Gr F12	EN3.7105		TA11	Contrast

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