304 316 Paipu Kūlike ʻole

ʻO ka wehewehe pōkole:

Kūlana: JIS AISI ASTM GB DIN EN BS

Papa: 201, 202, 301, 302, 303, 304, 304L, 310S, 316, 316L, 321, 410, 410S, 420,430,904, etc

ʻenehana: Spiral welded, ERW, EFW, Seamless, Bright annealing, etc

Hoʻomanawanui: ± 0.01%

Ka lawelawe hana: kulou, kuʻi, decoiling, kuʻi, ʻoki

ʻO ke ʻano o ka ʻāpana: puni, rectangular, square, hex, oval, etc

Hoʻopau i luna: 2B 2D BA No.3 No.1 HL No.4 8K

Manaʻo kumu kūʻai: FOB,CIF,CFR,CNF,EXW

Uku manawa: T/T, L/C

E hoʻouna i ka leka uila iā mākou WhatsApp Amy@jindalaisteel.com

Huahana Huahana

Nānā nui o ka Cold Rolled Steel Coil

Hana ʻia ka ʻōwili anuanu me ka ʻōwili wela wela. Ma ke kaʻina hana ʻōwili anu, ʻōwili ʻia ka ʻōwili wela ma lalo o ka mahana recrystallization, a ʻōwili ʻia ke kila i ʻōwili ʻia ma ka lumi wela. He haʻahaʻa haʻahaʻa ka haʻahaʻa haʻahaʻa a me ka haʻahaʻa haʻahaʻa ka pepa kila me ka ʻike silika kiʻekiʻe, a pono e hoʻomehana ʻia i 200 °C ma mua o ka ʻōwili ʻana. No ka mea, ʻaʻole i hoʻomehana ʻia ka coil i ʻōwili ʻia i ka wā o ke kaʻina hana, ʻaʻohe hemahema e like me ka pitting a me ka hao oxide i ʻike pinepine ʻia i ka ʻōwili wela, a maikaʻi ka maikaʻi o ka ʻili a me ka hopena.

Hoʻohui Kimia o ka Coil Steel Rolled Cold

Papa kila		C	Mn	P	S	Al
DC01	SPCC	≤0.12	≤0.60	0.045	0.045	0.020
DC02	SPCD	≤0.10	≤0.45	0.035	0.035	0.020
DC03	SPCE	≤0.08	≤0.40	0.030	0.030	0.020
DC04	SPCF	≤0.06	≤0.35	0.025	0.025	0.015

Waiwai Mechanical o ka Coil Steel Rolled Cold Rolled Steel Coil

Brand	Ka ikaika hua RcL Mpa	Ka ikaika wili Rm Mpa	Elongation A80mm %	Ho'āʻo hopena (longitudinal)
Ka wela °C	Hana hopena AKvJ
SPCC	≥195	315-430	≥33
Q195	≥195	315-430	≥33
Q235-B	≥235	375-500	≥25	20	≥2

Waiwai Mechanical o ka Coil Steel Rolled Cold Rolled Steel Coil

Brand	Ka ikaika hua RcL Mpa	Ka ikaika wili Rm Mpa	Elongation A80mm %	Ho'āʻo hopena (longitudinal)
Ka wela °C	Hana hopena AKvJ
SPCC	≥195	315-430	≥33
Q195	≥195	315-430	≥33
Q235-B	≥235	375-500	≥25	20	≥2

ʻO Cold Rolled Coil Grade

1. ʻO ka inoa Kina Helu Q195, Q215, Q235, Q275——Q—ke code o ke kiko hua (palena) o ke kila kalapona maʻamau, ʻo ia ke ʻano o ka pīʻāpā phonetic mua loa o "Qu"; 195, 215, 235, 255, 275 - e hōʻike ana i ka waiwai o kā lākou helu hua (palena), ka ʻāpana: MPa MPa (N / mm2); ma muli o nā waiwai mechanical piha o ka ikaika kila Q235, ka plasticity, ka paʻakikī a me ka weldability i ke kila kalapona maʻamau ʻO ka mea nui, hiki iā ia ke hoʻokō pono i nā koi maʻamau o ka hoʻohana ʻana, no laila ākea ka laulā o ka noi.
2. ʻO ka hōʻailona Iapana SPCC - Steel, P-Plate, C-anu, ʻehā C-maʻamau.
3. Kelemānia papa ST12 - ST-steel (Steel), 12-papa anu-owili kila pepa.

Hoʻohana ʻana i ka Coil Steel Rolled Cold Rolled Steel Coil

He maikai ka hana ana o ka wili anu, oia hoi, ma o ka owili anu, ke anu a me ka pepa kila me ka lahilahi o ka manoanoa a me ka pololei ki'eki'e hiki ke loa'a, me ka pololei ki'eki'e, ka ma'alahi o ka ili ki'eki'e, ka ma'ema'e a me ka mālamalama o ka pepa i'ōwili'ia, a me ka uhi ma'alahi. ʻO ka hana paʻa, nā ʻano like ʻole, ka hoʻohana ākea, a me nā hiʻohiʻona o ka hana stamping kiʻekiʻe a me ka ʻole o ka ʻelemakule, haʻahaʻa haʻahaʻa haʻahaʻa, no laila ʻo ka lau ʻōwili anu i ka nui o ka hoʻohana ʻana, hoʻohana nui ʻia i nā kaʻa, paʻi paʻi pahu hao, kūkulu ʻia, nā mea kūkulu hale, nā kaʻa, a me nā mea ʻē aʻe.