Loading Port:China main port
Payment Terms:TT or LC
Min Order Qty:25 m.t.
Supply Capability:10000 m.t./month
1. Produce Standard: as the GB, AISI, ASTM, SAE, EN, BS, DIN, JIS Industry Standard
2. Produce processes: Smelt Iron -EAF smelt Billet - ESR smelt Billet -Hot rolled or forged get the steel round bar and plate
3. Heat treatment:
Normalized / Annealed / Quenched+Tempered
4. Quality assurance:
All order we can received Third party inspection, You can let SGS, BV,.. and others test company test and inspect our products before Goods shipping.
1.Specification of carbon steel 1020 | |||||||||||||
Round bar | Diameter(mm) | Length (mm) | |||||||||||
100~300 | 2000~5800 | ||||||||||||
Plate | Thickness(mm) | Width (mm) | Length (mm) | ||||||||||
20~70 | 105~610 | 2000~5800 | |||||||||||
The specification can be customised! | |||||||||||||
2.Chemical compositon of carbon steel 1020 | |||||||||||||
NO. | C | Mn | Si | Cr | W | V | P | S | |||||
carbon steel 1020 | 0.43~0.50 | 0.60~0.90 | 0.15~0.35 | -- | -- | -- | ≤0.030 | ≤0.030 | |||||
3.Delivery condition of carbon steel 1020 | |||||||||||||
Standard Number | Forging | Annealing | Hardening and Tempering | ||||||||||
carbon steel 1020 | 1100~850 | Subcritical annealing: 650~700 Isothermal annealing: 820~860 | Hardening :820~860 Tempering: 550~660 | ||||||||||
4.Heat treatment of carbon steel 1020 | |||||||||||||
1.Quench:1000-1040`C via 600`C and 850`C, preheating oil or wind cooling 2.Temper temperature should be higher than working temperature in order to stabilize the working size of mold 3.Heat up to 650°C of average temperature in order to eliminate the machined stress, 500 °c air cooling after electric cooker cooling 4.Tempering, 800-850 °c ,slow cooling after diathermia 5. Melting Process of SKD61 steel rod | |||||||||||||
1.EAF: Electric Furnace+LF+VD(Optional) | |||||||||||||
5.Characteristic of carbon steel 1020 | |||||||||||||
Nice machanical porpertys and worse hardenability,so, it is used for machine parts | |||||||||||||
6.Application of carbon steel 1020 | |||||||||||||
(1)Can be made into mould template, mortise pin, column | |||||||||||||
(2)This kind of steel have good mechanical property, is widely used in structural parts which may support stress alternation, especially made into some connecting rods, bolts, wheel gear. | |||||||||||||
(3)This kind of steel is the most common blanks and materials of shaft parts. | |||||||||||||
High speed steel | |
AISI | M2,M4,M35,M42,T1 |
DIN | 1.3343,1.3243,1.3247,1.3355 |
JIS | SKH51,SKH54,SKH35,SKH59,SKH2 |
Cold work tool steel | |
AISI | D2,D5,D3,D6,A8,A2,O1 |
DIN | 1.2379,1.2601,1.2080,1.2436,1.2631,1.2363,1.2510,1.2327 |
JIS | SKD10,SKD11,SKD1,SKS3 |
Hot work tool steel | |
AISI | H13,H11,H21 |
DIN | 1.2344,1.2343,1.2367,1.2581,1.2713 |
JIS | SKD61,SKD6,SKD7,SKD5SKT4 |
Plastic mould steel | |
AISI | P20,P20+Ni,420 |
DIN | 1.2311,1.2738,1.2083,1.2316 |
JIS | PDS-3,SUS420J1,SUS420J2 |
Alloy structural seel | |
AISI | 5140,4340,4135,4140 |
DIN | 1.7035,1.6511,1.7220,1.7225 |
JIS | SCr440,SNCM439,SCM435,SCM440 |
Stainless steel | |
AISI | 440C,420,430 |
DIN | 1.4125 |
JIS | SUS440C |
Carbon steel | |
AISI | 1045,1020 |
DIN | 1.1191 |
JIS | S45C, G3101 |
1. FedEx/DHL/UPS/TNT for samples, Door-to-Door;
2. By Air or by Sea for batch goods, for FCL; Airport/ Port receiving;
3. Customers specifying freight forwarders or negotiable shipping methods!
Delivery Time: 3-7 days for samples; 5-25 days for batch goods.
1.Payment: T/T, L/C, Western Union, MoneyGram,PayPal; 30% deposits; 70% balance before delivery.
2.MOQ: 1pcs
3.Warranty : 3 years
4.Package Informations: 1) EXPORT, In 20 feet (GW 25 ton) or 40 feet Container (GW 25 ton)
2)as customer's requirement
(1) The leading exporter in China special steel industry.
(2) Large stocks for various sizes, fast delivery date.
(3) Good business relationship with China famous factories.
(4) More than 7 years steel exporting experience.
(5) Good after-sales service guarantee.
