SA387 GR.12 CL1 Alloy Pressure Vessel karfe farantin karfe

A387Gr12CL1 matsa lamba jirgin ruwa farantin karfe mallaki mafi ƙarancin yawan amfanin ƙasa a 275 Mpa, da tensile ƙarfi tsakanin 450-585 Mpa. Matsa lamba jirgin ruwan karfe farantin SA387 Grade 12 CL 1 ne a American misali ASME SA 387/SA 387M.Boiler karfe farantin A387 Grade 12 Cl 1 ne bisa ga ASTM A387/A387M. Waɗannan kayan ƙarfe kuma za su dace da ƙayyadaddun ƙarfe A 20/A 20M. Waɗannan buƙatun sun zayyana hanyoyin gwaji da sake gwadawa da hanyoyin, bambance-bambancen da aka halatta a cikin girma da nauyi, inganci da gyara lahani, yin alama, lodi, da sauransu.

SA387 Gr.12 CL.1 Haɗin Kemikal
Daraja	Mafi Girman Element (%)
	C	Si	Mn	P	S	Cr	Mo
SA387 Gr.12 Cl.1	0.04-0.17	0.13-0.45	0.35-0.73	0.035	0.035	0.74-1.21	0.40-0.65

Daraja	SA387 Gr.12 CL.1 Kayan Injini
	Kauri	yawa	Tashin hankali	Tsawaitawa
SA387 Gr.12 Cl.1	mm	Min Mpa	Mpa	Min %
	t≦50	230	380-550	22
	50	-	-	18

Matsayin Neman don ASME SA387 Alloy Karfe Plate

ASTM

• SA20 / A20M: Gabaɗayan buƙatun don faranti na jirgin ruwa.
• SA370: Gwajin ƙayyadaddun ƙayyadaddun kayan aikin injiniya na ƙarfe
• SA435 / A435M: Don madaidaiciyar katako ultrasonic gwajin faranti na karfe
• SA577 / A577M: Don ultrasonic kwana katako gwajin karfe faranti
• SA578 / A578M: ​​Don madaidaiciyar katako UT gwajin faranti na ƙarfe a cikin aikace-aikace na musamman
• SA1017 / A1017M: Musamman don matsa lamba vessle faranti na gami karfe, chromium-molybdenum-tungsten

Bayanin AWS

• A5.5 / A5.5M: Low gami karfe na lantarki don garkuwa karfe baka waldi.
• A5.23 / A5.23M: Ƙananan alluran ƙarfe na ƙarfe don fulxes don waldawar baka.
• A5.28/A5.28M: Don waldawar baka mai karewa
• A5.29/A5.29M: Don waldawar baka mai juyi.

Maganin zafi don SA387 Chrom Moly Alloy Karfe Plate

Chrome moly alloy karfe farantin karfe karkashin ASME SA387 za a kashe karfe, tare da thermally bi da ko dai ta annealing, normarlizing da tempering. Ko kuma a yanayin da mai siye ya amince, haɓakar sanyaya daga zafin jiki na austenitizing ta hanyar fashewar iska ko quenching na ruwa, wanda ke biye da zafin jiki, mafi ƙarancin zafin jiki zai kasance kamar ƙasa tebur:

Daraja	Zazzabi, °F [°C]
2, 12 da 11	1150 [620]
22, 22L, 21, 21L da 9	1250 [675]
5	1300 [705]