JB/T 4050.2

Standard Type
JBT
ICS
N/A
CCS
N/A
Status
N/A
Issue Date
N/A
Implementation
N/A
Responsible Dept
N/A
Drafting Unit
N/A

šŸ“‹ Scope / 适ē”ØčŒƒå›“ ai_extracted

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šŸ“ Foreword / 前č؀ ai_extracted

ęœ¬ę ‡å‡†ę˜ÆåƹJB 4050.2ā€”85怊갔ē›øé˜²é”ˆę²¹ čƕéŖŒę–¹ę³•ć€‹čæ›č”Œēš„äæ®č®¢ć€‚äæ®č®¢ę—¶ļ¼ŒåÆ¹åŽŸę ‡å‡†ä½œäŗ†ē¼–č¾‘ę€§ äæ®ę”¹ļ¼Œäø»č¦ęŠ€ęœÆå†…å®¹ę²”ęœ‰å˜åŒ–ć€‚ ęœ¬ę ‡å‡†č‡Ŗå®žę–½ä¹‹ę—„čµ·ļ¼Œä»£ę›æJB 4050.2ā€”85怂 ęœ¬ę ‡å‡†ē”±å…Ø国金属äøŽéžé‡‘å±žč¦†ē›–å±‚ę ‡å‡†åŒ–ęŠ€ęœÆå§”å‘˜ä¼šęå‡ŗå¹¶å½’å£ć€‚ ęœ¬ę ‡å‡†čµ·č‰å•ä½ļ¼šę­¦ę±‰ęę–™äæęŠ¤ē ”ē©¶ę‰€ć€‚ ęœ¬ę ‡å‡†äø»č¦čµ·č‰äŗŗļ¼šēŽ‹čŽ²ć€å“ę­£å‰ć€åˆ˜ęÆ…ę­¦ć€ē½—ę°øē§€ć€ęøøåæ—ę–°ć€å“ę„ę˜Ÿć€‚ JB/T 4050.2ļ¼1999 JB/T 4050.2ļ¼1999

šŸ“š References & Relations / 引ē”ØäøŽå…³č”

normative_reference GB/T 2361-1992
normative_reference GB/T 265-1988
normative_reference GB/T 267-1988
normative_reference GB/T 510-1983
normative_reference SH 0004-1990
normative_reference SH/T 0080-1991

Content extracted by AI. Not officially verified.