閫氬窞鍗€(q奴)鍝噷鏈夐姺鍞瓾74H灏嶅ぞ鍦撶墖寮忔鍥為枼鐢熺敘(ch菐n)寤犲
H74H灏嶅ぞ鍦撶墖寮忔鍥為枼鐢�(ch菐n)鍝佸煼(zh铆)琛屾婧�锛�
1) 瑷�(sh猫)瑷堣(gu墨)鑼冿細GB/T 12233
2) 绲�(ji茅)妲�(g貌u)闀峰害锛�GB/T 12221
3) 閫ｆ帴娉曡槶锛�JB/T 79锛孒G20592锛孏B9113锛孉NSI
4) 瑭﹂鑸囨椹楋細JB/T 9092锛孏B/T13927
5) 澹撳姏-婧害锛欸B/T 9131
6) 鐢�(ch菐n)鍝佹璀橈細GB/T 12220
鐢�(ch菐n)鍝佹€ц兘鍙冩暩(sh霉)鍜岄浂閮ㄤ欢鏉愭枡锛�
|
鍏ū澹撳姏锛圡Pa锛� |
1.6 |
2.5 |
4 |
|
|
瀵嗗皝瑭﹂澹撳姏锛圡Pa锛� |
1.76 |
2.75 |
4.4 |
|
|
娈奸珨瑭﹂澹撳姏锛圡Pa锛� |
2.4 |
3.75 |
6 |
|
|
閬╃敤婧害锛堚剝锛� |
WCB鈮�350锛�304/316鈮�200 |
|||
|
鏉愭枡 |
闁ラ珨 |
WCB锛�304锛�316 |
||
|
闁ユ澘 |
WCB锛�304锛�316 |
|||
|
瀵嗗皝鍦� |
鍚堥噾閶�锛�姗¤啝 |
|||
H74H灏嶅ぞ鍦撶墖寮忔鍥為枼鐢�(ch菐n)鍝佸褰㈣垏绲�(ji茅)妲�(g貌u)灏哄锛�
|
閫氬緫 |
L |
D1 |
D |
||||
|
DN |
PN1.0銆�1.6MPa |
PN2.5銆�4.0MPa |
1.0MPa |
1.6MPa |
2.5MPa |
4.0MPa |
|
|
50 |
19 |
19 |
25 |
109 |
109 |
109 |
109 |
|
65 |
19 |
19 |
38 |
129 |
29 |
129 |
129 |
|
80 |
19 |
19 |
46 |
144 |
144 |
144 |
144 |
|
100 |
19 |
19 |
71.5 |
164 |
164 |
170 |
170 |
|
125 |
19 |
19 |
95 |
194 |
194 |
196 |
196 |
|
150 |
19 |
29 |
114 |
220 |
220 |
226 |
226 |
|
200 |
29 |
29 |
140 |
275 |
275 |
286 |
293 |
|
250 |
29 |
38 |
188 |
330 |
331 |
343 |
355 |
|
300 |
38 |
51 |
216 |
380 |
386 |
403 |
420 |
|
350 |
44 |
51 |
263 |
440 |
446 |
460 |
477 |
|
400 |
51 |
51 |
305 |
491 |
495 |
517 |
549 |
|
450 |
60 |
76 |
356 |
541 |
558 |
567 |
574 |
|
500 |
64 |
83 |
406 |
596 |
620 |
622 |
626 |
|
600 |
70 |
90 |
482 |
698 |
732 |
734 |
745 |
|
700 |
80 |
90 |
562 |
813 |
804 |
831 |
- |
|
800 |
90 |
100 |
464 |
918 |
912 |
942 |
- |
|
900 |
90 |
100 |
738 |
1018 |
1012 |
1040 |
- |
|
1000 |
100 |
120 |
846 |
1124 |
1126 |
1155 |
- |
娉�:娉曡槶閫ｆ帴灏哄锛氭寜GB/T9113.1-2000妯欐簴銆�
鐢�(ch菐n)鍝佺啊浠�锛�
涓€绋秴钖勬鍥為枼锛屽畠鍏锋湁绲�(ji茅)妲�(g貌u)绨″柈锛屽褰㈢編瑙€銆侀噸閲忚紩銆佸畨瑁濇柟渚跨瓑鍎�(y艒u)榛�銆備富瑕侀仼鐢ㄤ簬绲︽按绯荤当(t菕ng)銆佺煶娌�銆佸寲宸�銆佸喍閲戠瓑宸ユキ(y猫)閮ㄩ杸灏嶆湁瀹夎绌洪枔闄愬埗鐨勫牬鎵€鏈€鐐洪仼鐢�銆�
H74H灏嶅ぞ鍦撶墖寮忔鍥為枼瑷�(sh猫)瑷堢壒榛�锛�
a. 绲�(ji茅)妲�(g貌u)鑸囬暦搴︾煭锛屽叾绲�(ji茅)妲�(g貌u)闀峰害鍙湁鍌崇当(t菕ng)娉曡槶姝㈠洖闁�1/4-1/8
b. 楂旂⿳灏�銆侀噸閲忚紩锛屽叾閲嶉噺鍙湁鍌崇当(t菕ng)娉曡槶姝㈠洖闁�1/4-1/2
c. 闁ョ摚闂�(gu膩n)闁夊揩閫�锛屾按閷樺鍔涘皬
d. 姘村钩绠￠亾浣跨敤锛屽畨瑁濇柟渚�
