Diaphram Adapter for EU Market

Model NO.: CY
Coating: As per Drawing
Machining Tolerance: As per Drawing
Standard: As per Drawing
Certification: ISO 9001:2000
Trademark: CY
Specification: As per drawings
Origin: Sichuan

We have extensive experience in providing high-quality custom-made parts through casting, forging, machining, and fabrication processes. Our product range covers various industries such as oil and gas, water supply, fire protection, mining, construction, railway, and railcar sectors.

Approximately 80% of our products are exported to North and South America, European countries, and Australia. Below is a detailed comparison chart of international specifications for different types of iron and steel materials.

Diaphragm Adapter for EU Market
GREY IRONInternational Specification Comparison Chart

Country Standard & Designation Class & Grade
China GB9439-88 HT150 HT200 HT250 HT360 HT350
USA ANSI/ASTM A 48-1983 Class 20 Class 25 Class 35 Class 40 Class 50
Germany DIN1691-1964 GG 15 GG 20 GG 25 GG 30 GG 35 GG 40
Japan JIS G5501 FC 15 FC 20 FC 25 FC 30 FC 35
France NFA A32-101 Ft 15D Ft 20D Ft 25D Ft 30D Ft 35D Ft 40D
Italy UNI 5007 G15 G20 G25 G30 G35
Britain BS 1452 150 180 260 300 350 400



DUCTILE IRON International Specification Comparison Chart

Country Standard & Designation Class & Grade
China GB1348-88 QT400-18
QT400-15		 QT450-10 QT500-7 QT600-3 QT700-2 QT800-2
USA ANSI/ASTM A536 60-40-18 65-45-12 70-50-5 80-55-06
100-70-03		 120-90-02 80-55-03
Germany DIN 1693 GGG40
GGG50 GGG60 GGG70 GGG80
Japan JIS G5502 FCD 37 FCD40 FCD45/50 FCD60 FCD70 FCD80
France NF A 32-201 FGS 370-17 FGS 400-12 FGS 500-7 FGS 600-3 FGS 700-2 FGS 800-2
Italy UNI 4544 GS 370-17 GS 400-12 GS 500-7 GS 600-2 GS 700-2 GS 800-2
Britain BS 2789 400/18 420/12 500/7 600/3 700/2 800/2



ALLOY IRON International Specification Comparison Chart



CARBON STEEL

Country Standard Class & Grade
China GB Q235,15,20,25,30,35,40,45,50,55,60,75,80
ZG 200-400,ZG230-450,ZG270-500,ZG310-570
USA ANSI/ASTM
ASTM 216
A352		 1010,1020,1025,1030,1040,1045,1050,1060,1070
WCB,WCC,WC6,WC9
LCB,LCC
Germany DIN C15,GS-C25,GS-C35
Japan JIS SCPH44,SCPL11,S20C,S25C,S45C
Britain BS3100 A1,A2,A3,A4,A5,A6,AM1,AM2,AW1,AW2,AW3




LOW ALLOY STEEL

Country Standard Grade & Class
China GB./ZG 30MN,45MN,60MN,20MNSi,35MNSi,45MNSi,20MNMO,20Cr,30Cr,40Cr,
15CrMo,30CrMo,42CrMo,20CrMN,25CRMN,35CrMN,40CrMo,20CrNI,
40CrNi,45CrNi,40CrNiMo
USA ANSI/ASTM
ASTM A 217		 8620,8630,4130,4140,5120,5130,5140,3120,3140,4343,WC6,WC9,C5
Germany DIN 17200 28Cr4,41Cr4,15CrMo5,25CrMo4,4`CrMo4,36NiCR6,36CrNiMo4
Japan JIS SCr420,SCr440,SCM415,SCM430,SCM440,SNC236,SNCM439
Britain BS3100 B1,B2,B3,B4,B5,B6,B7,BW1,BW2,BW3,BW4




STAINLESS STEEL

Country Standard Grade & Designation
China GB./ZG ICr13,ICr15,2Cr13,OCr13,ICr18NI9Ti,OCr18N i9,OcR25Ni20
USA ANSI/ASTM 301,302,303,304,305,308,310,316,410,420,440,304L,316L,CF3,CF3M,
CF8,CF8M
Germany DIN 17200 1.4310,1.4305,1.4301,1.4543,1.4303,1.4401,1.4406
Japan JIS SUS301,SUS303,SUS304,SUS310,SUS316
Britain BS3100 302S25,303S21,305S19,316S16,321S20



 

 

COPPER ALLOY

AL.ALLOY



MALLEABLE IRON

Country Standard Grade & Designation
China GB9440 KTH 300-06, KTH 350-10KTZ,450-06, KTZ 550-04, 
KTZ650-02,KTB 350-04, KTB 380-12, KTB 400-05, KTB 450-07
USA ANSI/ASTM A220 40010, 45008, 45006, 50005, 60004, 70003, 80002, 90001
Germany DIN1692 GTS-35-10, GTS-45-06, GTS-55-04, GTS-65-02, GTS-70-02
GTW 35-04, GTW 40-05, GTW 45-07, GTW 38-12
Japan JIS G5702 FCMB28, FCMB32, FCMB35, FCMB37
FCMW34, FCMW38, FCMW45, FCMW50, FCMW55
Britain BS309 W410/4, W340/3, B340/12, B310/10, B290/6
P690/2, P570/3, P540/5, P510/4, P440/7

We provide comprehensive solutions tailored to the specific needs of our global clients. Whether you require standard or customized components, we ensure quality, precision, and timely delivery. Our team is dedicated to meeting international standards and delivering products that meet or exceed customer expectations.

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