各类工艺管线法兰API 6A, ASME B16.5
锻件堆焊前粗加工、堆焊后PT检查、堆焊层硬度检查、堆焊后成品精加工
法兰基体材质
ASTM A105, ASTM A350 LF1, LF2 CL1 / CL2, LF3 CL1 / CL2;
ASTM A694 F42, F52, F60, F65, F70;
ASTM A182 F304 / 304L, F316 / 316L
API 45K,60K,75K;AISI 4130 (M), 4140, 4340, 8630(M)
堆焊内径为38mm~1800mm
