Carbon steel Fittings Material Selection

Explore xinghe premium material selection for carbon steel pipe and fittings . We combine advanced CNC turning, cold heading, and hot forging processes to deliver superior cnc components across stainless steel, carbon steel, aluminum, and brass.

Stainless Steel: The Corrosion-Resistant Specialist High-precision SS304/316 components. The ideal cost-effective alternative to brass, offering superior durability in harsh environments.

Carbon Steel: High-Strength & Cost-Efficient Optimized for heavy-duty industrial applications. We utilize Cold Heading and CNC turning to provide maximum strength at competitive prices.

Aluminum Alloys: Lightweight & Precision Finishing Perfect for complex geometries. AL6061/7075 grades with premium surface treatments for aerospace and automation industries.

Brass & Custom Alloys: Traditional Reliability Reliable performance for electrical and fluid applications where high conductivity and specific machinability are required.

Carbon & Alloy Steel Material Selection Guide for Custom Pipe Fittings

Low Carbon Steel Grade Chart
China (GB)USA (AISI/ASTM)Europe (EN/DIN)Japan (JIS)
08F / 081006 / 1008C10S09CK / S9CK
Q195ASTM A285 Gr.BS185—
Q215ASTM A283 Gr.CUSt34-2SS330
Q235ASTM A570S235JRSS400
10#AISI 1010C10 / CK10S10C
15#AISI 1015C15 / CK15S15C
20#AISI 1020C22E / CK22S20C
CategoryUSA (AISI)China (GB)Europe (EN/DIN)Japan (JIS)
Medium Carbon102525#C25E / CK25S25C
Medium Carbon103030#C30ES30C
Medium Carbon103535#C35E / CK35S35C
Medium Carbon104040#C40ES40C
Medium Carbon104545#C45E / CK45S45C
Medium Carbon105050#C50E / CK53S50C
CategoryUSA (AISI)China (GB)Europe (EN/DIN)Japan (JIS)
High Carbon105555#C55E / CK55S55C
High Carbon106060#C60E / CK60S58C / S60C
High Carbon106565#Ck67—
CategoryUSA (AISI/SAE)China (GB)Europe (DIN/EN)Japan (JIS)
Chrome Steel512020Cr20Cr4SCr420
Chrome Steel514040Cr41Cr4SCr440
Cr-Mo Steel413535CrMo34CrMo4SCM435
Cr-Mo Steel414042CrMo42CrMo4SCM440
Ni-Cr-Mo Steel434040CrNiMoA36CrNiMo4SNCM439
China (GB)USA (AISI/SAE)Europe (DIN/EN)Japan (JIS)
Y12121110S20SUM12
Y12Pb12L1310SPb20SUM22L
Y15121311SMn28SUM22
Y15Pb12L1411SMnPb28SUM24L
Y20111722S20SUM31
Y3011321C30—
Y3511371C35SUM41

          Surface Treatment & Coating Options for Carbon Steel Fitting

Cr3+ Blue-white zinc plated carbon steel hose elbow fitting

Blue-White Zinc Plating

24-240h Salt Spray based on your demand 

yellow zinc plated carbon steel male threaded hex pipe adapter

Yellow Zinc Plating

24-240h Salt Spray based on your demand 

Trivalent Cr3+ clear zinc plated threaded carbon steel pipe plug

Cr3+ Zinc Plating

Eco-Friendly Finish

Electroless nickel plated precision CNC machined fluid valve part

Electroless Nickel Plated (ENP)

High Surface Hardness | Chemical & Wear Resistant

Black electrophoretic e-coated threaded pipe fitting plug

E-coating

Uniform Black Finish | Excellent Salt Spray Protection

High-corrosion Dacromet coated internal hex socket pipe plug

Dacromet

500h–1000h Salt Spray | Extreme Anti-Rust)

Black oxide coated CNC carbon steel hydraulic fitting

Black Oxide

Zero Dimensional Change | Anti-Glare & Oiled Finish

Bright chrome plated custom threaded carbon steel pipe coupling

Chrome Plated

Mirror Bright Surface | High Hardness & Low Friction

Anti-Rust Oil

Short-Term Corrosion Protection | Clean & Weldable Surface