内控编号：
管道等级表编制说明
(第四版）
LPEC配管室
1997.03
中国宪政网编制：岳进才校审：谢林章日期：1997.9.18
1.1 符号说明
45 45 DEGREE(45°) /45度
90 90 DEGREE(90°)/ 90度
ANSI AMERICAN NATIONAL STANDARDS INSTITUTE /美国国家标准协会API AMERICAN PETROLEUM INSTITUTE /美国石油学会 ASB ASBESTOS /石棉
ASME AMERICAN SOCIETY OF MECHANICAL ENGINEERS/美国机械工程师协会 ASTM AMERICAN SOCIETY FOR TESTING MATERIALS /美国材料试验协会 AUST S.S AUSTENITIC STAINLESS STEEL /奥氏体不锈钢
B(BALL) BALL/球
BB BOLTED BONNET /栓联阀盖(帽)
BC BOLTED COVER /栓联阀盖
BE BEVELED END /坡口端
BFW BOILER FEED WATER /锅炉给水
BG BOLTED GLAND /栓联压盖
BW BUTTWELD /对(接)焊
C.A CORROSION ALLOWANCE /腐蚀余量
CL CLASS /分类
CON CONCENTRIC /同心
C.S CARBON STEEL /碳钢
D: DISC /阀板(盘)
D&S DISC AND SEAT /阀板(盘)和阀座
ECC ECCENTRIC /偏心二甲基乙醇胺
EFW ELECTRIC FUSION WELD /电熔焊(接)
ERW ELECTRIC RESISTANCE WELD /电阻焊接
FIRE-S FIRE SAFE /防火安全(密封)结构(用于阀门) F-PORT FULL-PORT /全通径(用于阀门)
F: FILLER /填料(用于缠绕式垫片)
FF FLAT FACE /平板式光滑面
FLEX FLEXIBLE /柔性
FLG FLANGE /法兰
GALV GALVANIZED /镀锌
GR GRADE /等级
GRF GRAFOLL /石墨带(片)
HEX HEXAGONAL /六角形
HP HIGH PRESSURE /高压
HVY HEAVY /重型
ID IN DIAMETER /内径
IN or" INCH /英寸
IR INNER RING /内环(用于缠绕式垫片)
ISRS INSIDE SCREW RISING STEM /内螺纹升起阀杆
ISS INSIDE SCREW STEM /内螺纹阀杆
(L)OR L LARGE /大
LJ LAP JOING /松套(法兰)
LP LOW PRESSURE /低压
LR LONG RADIUS /长半径
LUB LUBRICATE /(使)润滑
MAX. MAXIMUM /最大
MIN. MINIMUM /最小
MM(mm) MILLIMETER /毫米
2
MOD MODIFIED /改良的(修正的) MP MIDDLE PRESSURE /中压 MS METAL SEAL /金属密封 NBR NITRILE BUTADIENT RUBBER /橡胶 NPT NATIONAL TAPER PIPE THREAD /(美国)国家标准锥管螺纹 OR OUTER RING /外环(用于缠绕式垫片) OS&Y OUTSIDE SCREW AND YOKE /轭架式外螺纹 OD OUTSIDE DIAMETER /外径 PE PLAIN END /平端 PS(B) PRESSURE SEAL BONNET /压力密封阀盖(帽) P(S)C PRESSURE SEAL COVER /压力密封阀盖 PWHT POSTWELD HEAT TREATMENT /焊后热处理 R-PORT REDUCED PORT /缩径
RF RAISED FACE /凸台式光滑面
RJ RING JOINT /（梯形槽）环槽联接
RT RADIOGRAPHIC TEST /X 射线(照像)检查 S SEAT /阀座
SB SCREWED BONNET /螺纹阀帽(盖) SC SCREWED COVER(CAP) /螺纹阀盖 SCH SCHEDULE /管子表号
SG SCREW GLAND /螺纹压盖 SMLS SEAMLESS /无缝 SO SLIP-ON /平焊
SR SHORT RADIUS /短半径 SS STAINLESS STEEL /不锈钢 STD STANDARD OR STANDARD WEIGHT /标准或标准(重量)级 STL STELLITE /司太立合金 STUD STUD BOLT /双头螺柱
S.W SOCKET WELDING 承插焊 T THICKNESS /厚度 W/ WITH /具有 带.....
W: WINDING /缠绕带(用于缠绕式垫片) WB WELDED BONNET /焊接阀盖 WN WELDING NECK /焊颈 WS WELDING WITH SEAM /焊接有缝（管子或管件） XS EXTRA STRONG /加强级(加厚级) XXS DOUBLE EXTRA STRONG /特强级(特厚级)
1.2管子及管件代号解释 1.
2.1 管子(PIPE)
3
涂层或衬里，见表1.2.1－4 材料，见表1.2.1－3
管子壁厚，见表1.2.1－2 应用标准，见表1.2.1－1
表1.2.1－1应用标准
代号 标准 代号 标准 代号 标准
PSa SH3405 PTa 40B112(DN10～2000) PGa GB/T3091 PAa ANSI B36.10/B36.19 PTb TY15
PGb
GB/T3092
PTc TB64/1 PGc
(GB12771) PSy (SY/T5037)
表5.2.1－2管子壁厚
代号壁厚代号壁厚代号壁厚代号壁厚
S0 普通级S8 Sch140 8S Sch80S 08 8mm S1 Sch100 S9 Sch160 ……09 9mm S2 Sch20 XS XS 02 2mm 10 10mm S3 Sch30 XX XXS 03 3mm 12 12mm S4 Sch40 5S Sch5S 04 4mm 14 14mm S5 Sch60 1S Sch10S 05 5mm 16 16mm S6 Sch80 2S Sch20S 06 6mm 18 18mm S7 Sch120 4S Sch40S 07 7mm ……
表5.2.1－3.1材料－碳素钢
材无缝钢管焊接钢管板材锻件锻材
料代号标准代号标准代号标准代号标准代号标准
Q235B+Zn A201
GB/T3091A301GB711 A501GB699
(20#＋Zn)(20#＋Zn)
A202 GB/T3092A302GB912 A502GB699(20#) Q235B A203 SY/T5037A303GB3274 (A502)GB699(20#) Q235C A304GB3274 (A502)GB699(20#) A105 GB8163 A305GB711 A405JB4726 (A502)GB699
20# A106
GB9948 A306GB5681(20R
桃花心木教学实录)(A405)JB4726 (A502)GB699
A107 GB3087 A307GB6654(20R
)(A405)JB4726 (A502)GB699
A108 GB5310 A308GB713(20g)(A405)JB4726 (A502)GB699(20#) 20G A109
GB6479 A409JB4727(20D)
(A306)(20R) (A405)JB4726 (A502)GB699(20#)
(A307)(20R) (A405)JB4726 (A502)GB699(20#) A110 GB8163 A310GB711 A410JB4726 (A510GB1591 16Mn A311GB6654(16MnR)(A410)JB4726 (A510)GB1591
A312GB5681(16MnR)(A410)JB4726 (A510)GB1591 A114 GB6479 A314GB3531(16MnDR)A414JB4727(16MnD)
09Mn2V A115 GB8163 A315GB3531 A415JB4727
(09Mn2VDR) (09Mn2VDR)
CS A116
ASTM A106 A316ASTM A515A416ASTM A105
(B) (70)
表1.2.1－3.2材料－合金钢
材无缝钢管焊接钢管板材锻件锻材
料代号标准代号标准代号标准代号标准代号标准
12CrMo B101 GB9948 B301GB150* B501GB3077 B102
GB5310 (12CrMoR)
15CrMo B103 GB9948 B303GB150* B403JB4726 B503GB3077 B104 GB5310 (15CrMoR)
1Cr5Mo
B105
GB9948 B405JB4726
B505GB1221 12Cr1MoV B106 GB5310 (B303)GB150* B406JB4726 B506GB3077
(15CrMoR)(12CrMoV)
P1 B108 ASTM A335 B308ASTM A240(A)B408ASTM A182
(F1) P11 B109 ASTM A335 B309ASTM A387B409ASTM A182
(11 C1.2) (F11)
lonely boy
4
P22 B110 ASTM A335 B310ASTM A387B410ASTM A182
(22C1.2) (F22)
P5 B111
ASTM
A335 B311ASTM
A387
B411ASTM
A182
(5 C1.2) (F5)
表1.2.1－3.3材料－不锈钢
材无缝钢管焊接钢管板材锻件锻材
料代号标准代号标准代号标准代号标准代号标准
1Cr19Ni9 C101 GB5310 C201 GB12771C301GB4237 C501GB1220
(1Cr18Ni9) (1Cr18Ni9)
0Cr18Ni9 C102 GB/T14976 C202 GB12771C302GB4237 C402JB4728 C502GB1220
(0Cr19Ni9)(0Cr19Ni9) (0Cr19Ni9)
C303GB4238 C503GB1221
(0Cr19Ni9) (0Cr19Ni9)
00Cr19Ni10 C104 GB/T14976 C204 GB12771C304GB4237 C404JB4728 C504GB1220
(00Cr19Ni11) (00Cr19Ni11)(00Cr19Ni11)
0Cr17Ni12Mobbc
2
C105 GB/T14976 C205 GB12771C305GB4237 C405JB4728 C505GB1220
C306GB4238 C506GB1221 00Cr17Ni14Mo2 C107 GB/T14976 C207 GB12771C307GB4237 C407JB4728 C507GB1220
0Cr18Ni10Ti C108 GB/T14976 C208 GB12771C308GB4237 C408JB4728 C508GB1220
(0Cr18Ni11Ti) (0Cr18Ni11Ti)(0Cr18Ni11Ti)
C309GB4238 C509GB1221
(0Cr18Ni11Ti)(0Cr18Ni11Ti)
0Cr18Ni11Nb C110 GB/T1497
6
C210 GB12771C310GB4237 C510GB1220
C311GB4238 C511GB1221
0Cr23Ni13 C112 GB/T1497
6
C312GB4237 C512GB1220
C313GB4238 C513GB1221
0Cr25Ni20 C114 GB/T1497
6
C214 GB12771C314GB4237 C514GB1220
C315GB4238 C515GB1221 TP321 C117
ASTM A312 C317ASTM A240C417ASTM A182
(321) (F321)
TP347 C118
ASTM A312 C318ASTM A240C418ASTM A182
(347) (F347)
TP304H C119 ASTM A312 C319ASTM A240C419ASTM A182
(304H) (F304H)
表1.2.1－3.3材料－不锈钢（续）
材无缝钢管焊接钢管板材锻件锻材
料代号标准代号标准代号标准代号标准代号标准TP304L C120 ASTM A312 C320ASTM A240C420ASTM A182战场
(304L) (F304L)
TP316H C121 ASTM A312 C321ASTM A240C421ASTM A182
(316H) (F316H)
TP316L C122 ASTM A312 C322ASTM A240C422ASTM A182
(316L) (F316L)
表1.2.1－3.4材料－有金属
材无缝钢管焊接钢管板材锻件锻材
料代号标准代号标准代号标准代号标准代号标准D101 D201 D301D401D501
5
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