Struktur Pipa baja mulus kanggo ekspor

Structure Seamless steel Pipe for exporting

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Struktur Pipa Seamless Steel

GB/T 8162-2008 20,45,20Mn,Q345B,Q345C,Q345D,45Mn2, 27SiMn

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Detail Produk

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katrangan produk

Standar:GB / T8162-2008
kelas:20, 45, 20Mn, Q345B, Q345C, Q345D, 45Mn2, 27SiMn
Syarat Kirim:Panas muter
Ukuran Range:OD 73MM-630MM, Kekandelan 4MM-35MM
Toleransi:Miturut GB / T8162-2008
dawa:Minangka panjalukan
MTC:GB / T19001-2008

parameter produk

Komposisi kimia:

sasmita	C	Si	Mn	P	S	Nb	V	Ti	Cr	Ni	Cu
20	0.17-0.23	0.17-0.37	0.35-0.65	≤0,035	≤0,030	/	/	/	≤0,25	≤0.30	≤0,25
45	0.42-0.50	0.17-0.37	0.50-0.80	≤0,035	≤0,030	/	/	/	≤0,25	≤0.30	≤0,25
20 Mn	0.17-0.23	0.07-0.37	0.70-1.00	≤0,035	≤0,030	/	/	/	≤0,25	≤0.30	≤0,25
Q345B	≤0.20	≤0,50	≤1.70	≤0,035	≤0,035	≤0,07	≤0.15	≤0.20	≤0.30	≤0,50	≤0.30
Q345C	≤0.20	≤0,50	≤1.70	≤0,035	≤0,030	≤0,07	≤0.15	≤0.20	≤0.30	≤0,50	≤0.30
Q345D	≤0,18	≤0,50	≤1.70	≤0,035	≤0,025	≤0,025	≤0.15	≤0.20	≤0.30	≤0,50	≤0.30
45Mn2	0.42-0.49	0.17-0.37	1.40-1.80	≤0,035	≤0,035	/	/	/	≤0,25	/	≤0,25
27SiMn	0.24-0.32	1.10-1.40	1.10-1.40	≤0,035	≤0,035	/	/	/	≤0.30	/	≤0.20

Sifat Mekanik:

sasmita	Komposisi kimia				Kekuwatan Yeildmin Mpa			Kekuwatan Tarik	Elongation	Tes Dampak
					T ing mm			Mpa		Tes Dampak
					≤16	＞16 ≤30	> 30			℃	Dampak/J
					≤16	＞16 ≤30	> 30			℃	≥
20	/	/	/	/	245	235	225	≥410	≥20	-	-
45	/	/	/	/	335	325	315	≥590	≥14	-	-
20 Mn	/	/	/	/	275	265	255	≥450	≥20	-	-
Q345B	≤0,012	≤0.10	/	/	345	325	295	470-630	≥20	20	34
Q345C	≤0,012	≤0.10	/	≥0,015	345	325	295	470-630	≥21	0	34
Q345D	≤0,012	≤0.10	/	≥0,015	345	325	295	470-630	≥21	-20	34
45Mn2	/	≤0,25	/	/	885			≥735	≥10	-	-
27SiMn	/	≤0.30	/	/	980			≥835	≥12	-	-