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Ϻųţ޹˾

English

Ϻųţ޹˾

ʲô巧ŵϵͳеĿƲеֹйѹȹΪܵҪԪ㷺ӦʯұȻվйˮȹ񾭼õĸ

ǽһ·֪ʶ

1. DNƳߴ磩

µĹƳߴ DN ֵ GB/T 1047-2004 ׼

DNڹܵϵͳԪĸϵijߴʶĸ DN ͺε˲ӼĿ׾⾶λmmߴֱ

ע

  1. ر׼й涨ĸ DN ֲֵҲڼĿ
  2. DN ʶϵͳЩ׼Ӧ DN ܵԪijߴĹϵ DN/OD DN/ID

ѡõ DN ֵ£

DN
DN6 DN100 DN700 DN2200
DN8 DN125 DN800 DN2400
DN10 DN150 DN900 DN2600
DN15 DN200 DN1000 DN2800
DN20 DN250 DN1100 DN3000
DN25 DN300 DN1200 DN3200
DN32 DN350 DN1400 DN3400
DN40 DN400 DN1500 DN3600
DN50 DN450 DN1600 DN3800
DN65 DN500 DN1800 DN4000
DN80 DN600 DN2000  

2. PNѹ

µĹѹ PN ֵ GB/T 1048-2004 ׼

PNܵϵͳԪѧܺͳߴڲοĸϵıʶĸ PN ͺε

ע

  1. ĸ PN ֲֵӦڼĿйر׼й涨
  2. صĹܼ׼й PN 
  3. ܵԪѹȡԪ PN ֵϺԼ¶ȵѹӦ׼ѹ-¶ȵǼDZи
  4. ͬ PN DN ֵйܵԪͬķӦͬϳߴ

PN ֵӦϵѡ

PN
DIN ϵ ANSI ϵ
PN2.5 PN20
PN6 PN50
PN10 PN110
PN16 PN150
PN25 PN260
PN40 PN420
PN63  
PN100  

עҪʱѡ PN ֵ

3. ͺűƷ

ͺűƷҪ JB/T 308-2004 ׼

1ͺűƷ

ͺűƷ
-
 
ʹ
ʽ
ʽ
ṹʽ
ܷϻϴ
ѹŻ¶µĹѹ
ϴ

2ʹúƴʾ 1 2 3Ĺ涨

1 ʹ
 
ȫ A Q
D ˮ S
Ĥ G ڷ T
ֹط H U
ֹ J X
L ѹ Y
۷ P բ Z
2 ÷ŵıʾ
ڶ   ڶ
D H
B P
ƹ W ɨ C
S F
V V Q
3 ṹŵĽDZ
 
ƽբ D ˮ S
բ K բ W

3ʽðֱʾ 4Ĺ涨

4 ʽ
ʽ   ʽ
0 ׶ 5
1 6
2 Һ 7
3 8
4 9

ע

  1. 1 2 8 ڷʱֶԴͬʱԷŽв
  2. ȫҺѹˮֱֶӷ˲ṹʽķʡԲʾ
  3. Һʽ 6K7K ʾʽ 6B7B ʾֶ 6S ʾ綯 9B ʾ

4ʽðֱʾա 5Ĺ涨

5 ʽ
ʽ   ʽ
1 Ժ 6b
2 Լ 7
4 8
в庸 6s 9

5Žṹʽðֱʾ 6 16Ĺ涨

6 բṹʽ
ṹʽ
Шʽ բ 0
բ բ 1
˫բ 2
ƽʽ բ 3
˫բ 4
Шʽ բ 5
˫բ 6
ƽʽ բ 7
˫բ 8
7 ֹṹʽ
ṹʽ ṹʽ
ֱͨʽ 1 ֱʽ 5
Z ʽ 2 ƽ ֱͨʽ 6
ͨʽ 3 ʽ 7
ʽ 4
8򷧽ṹʽ
ṹʽ   ṹʽ
ֱͨʽ 1 ̶ ֱͨʽ 7
Y ͨʽ 2 ͨ 6
L 4 T ͨʽ 8
T 5 L 9
ֱͨ 0
9 򷧽ṹʽ
ṹʽ   ṹʽ
ܷ ʽ 1 ܷ ʽ 6
˫ƫ 2 ˫ƫ 7
ƫ 3 ƫ 8
˻ 4 ˻ 9
10 Ĥṹʽ
ṹʽ   ṹʽ
ݼʽ 1 ֱͨʽ 6
ֹʽ 3 ʽ Y 8
ֱʽ 5
11 ṹʽ
ṹʽ   ṹʽ
ܷ ֱͨʽ 3 ܷ ֱͨʽ 7
T ͨʽ 4 T ͨʽ 8
ͨʽ 5
12ֹطṹʽ
ṹʽ   ṹʽ
ʽ ֱͨʽ 1 ʽ ʽ 4
ʽ 5
˫ʽ 6
ʽ 2 ֹʽ 7
ʽ 3 ֹֹʽ 8
13 ȫṹʽ
ṹʽ   ṹʽ
ܷ ɢƬȫʽ 0 ɲܷ ˫΢ʽ 3
΢ʽ 1 ΢ʽ 7
ȫʽ 2 ȫʽ 8
ȫʽ 4 ƻȫʽ 6
ܸʽ 5 ʽ 9
14 ѹṹʽ
ṹʽ   ṹʽ
Ĥʽ 1 ƹʽ 4
ɱĤʽ 2 ܸʽ 5
ʽ 3
15 ˮṹʽ
ṹʽ   ṹʽ
ʽ 1 ѹʽĤʽ 6
Ͱʽ 3 ˫Ƭʽ 7
Һʽ 4 ʽ 8
θʽ 5 Բȶʽ 9
16 ۷ṹʽ
ṹʽ   ṹʽ
Һŷ ֱֹͨʽ 1 Һ׼ŷ ֱֹʽ 5
ֱֹͨʽ 6
ֹνʽ 2 ֹνʽ 7
բֱͨʽ 8

6ܷϴӢĸʾ 17Ĺ涨

17 ܷϴ
ܷ   ܷ
кϽ𣨰ϺϽ B N
´ C P
D Ǧ Q
F R
մ G S
Cr13 ϵ H ͭϽ T
Ľ J X
˶Ͻ M ӲʺϽ Y

ע

  1. Ĥܷ⸱ܷϲͬʱӲܶȵIJϱʾ
  2. ܷ⸱ϾΪŵıʱܷϴ“W”ʾ

7Źѹֵ GB/T 1048-2005 Ĺ涨

ڵվҵķ¶ȳ 425 ʱע߹¶µĹѹ

ѹȼðLbKλķͺűʱӦѹ Lb K ĵλ

8ϴӢĸʾ 18Ĺ涨

18 ϴ
 
̼ C ī Q
Cr13 ϵ H 0Cr17Ni12Mo2 ϵ R
1Cr5Mo I 0Cr17Ni14Mo2 ϵ RL
15CrMo H S
ɶ K ͭͭϽ T
Ͻ L ѼѺϽ Ti
0Cr18Ni9ϵ P V
0Cr19Ni10 ϵ PL Z

9

ʽΪ“”ṹʽΪբ“”“”“”“բ”ֹ“ֱͨʽ”򷧵“”“ֱͨʽ”“ֱʽ”Ĥ“ݼʽ”“”“ֱͨʽ”ֹط“ֱͨʽ”“ʽ”ȫ“ʽ”“ܷ”оʡ

10ͺźƱƷʾ

1綯Шʽ˫բܷɷֱӼӹѹPN1ΪբZ942W-1 綯Шʽ˫բբ

2ֱֶͨʽܷΪѹ PN40Ϊ 1Cr18Ni9Ti 򷧣Q21F-40P 

3ʽݼʽṹĽѹ PN6ΪĸĤG6K41J-6 ĽĤ

4ҺֱʽܷΪܷͭΪѹ PN2.5ΪĵD741X-2.5 Һ

5綯ԺֱͨʽܷΪѺӲʺϽ¶ 540 ʱѹ 17.0MPaϸֵⷰĽֹJ961Y-P54170V 綯ӽֹ

4. Ų

µķŲбҪ JB/T 5300-1991 ׼

ùѹ/MPa ¶/ ý
≤10 -10~200 ˮúȽ
ɶ ≤25 -30~300 ˮȽ
ī ≤40 -30~350 ˮȽ
ͭϽ ≤25 -40~250 ˮˮȽ
̼ظ ≤320 -30~450 ˮʯͲƷȽ
¸ ≤16 ≤550 ʯͲƷ
¸ ≤64 ≥-196 ϩϩҺ̬ȻҺȽ
≤64 ≤200 Ƚ

£


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