ST52.3 Bright Annnealed Tubes Diameter Tolerance

As a professional exporter of ST52.3 bright annealed tubes, King Steel Pipe is able to supply prime quality ST52.3 bright annealed tubes, ST52.3 bright annealed tubes price and ST52.3 bright annealed tubes diamteter tolerance testing. Welcome to inquiry.
Cold drawn pipe

ST52.3 Bright Annnealed Tubes Diameter Tolerance:

ST52.3 bright annealed tubesID Min	Tolerance on OD (µm)
	H7	H8	H9	H10
30	+21	+33	+59	+84
>30-50	+25	+39	+62	+100
>50-80.	+30	+46	+74	+120
>80-120	+35	+54	+87	+140
>120-180	+40	+63	+100	+160
>180-250	+46	+72	+115	+185
>250-315	+52	+81	+140	+210
>315-400	+57	+89	+170	+230

 ST52.3 Bright Annnealed Tubes Chemical Properties:

Grade	C	Si	Mn	P	S	Cr	Ni	Cu
St37	≤0.17	0.17~0.37	0.35~0.65	≤0.025	≤0.020	≤0.25	≤0.25	≤0.20
St45	≤0.21	0.17~0.37	0.50~0.80	≤0.025	≤0.020	≤0.25	≤0.25	≤0.20
St52	≤0.22	≤0.55	≤1.60	≤0.025	≤0.020	≤0.25	≤0.25	≤0.20
St55	0.33~0.41	0.17~0.37	0.50~0.80	≤0.025	≤0.020	≤0.25	≤0.25	≤0.20
CK45	0.42~0.50	0.17~0.37	0.50~0.80	≤0.025	≤0.020	≤0.25	≤0.25	≤0.20

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King Steel Pipe
Email: kingsteelpipe@gmail.com