Complaint
| C | Si | Mn | P | S | Cu | |
| 08F 1008 1010 SPHE SPHD | ≤0.1 | according to requirements | 0.3-0.6 | ≤0.03 | ≤0.05 | ≥0.2 |
| 10# 1010 CK10 S10C S12C | 0.08-0.13 | 0.3-0.6 | ≤0.04 | ≤0.05 | ≥0.2 | |
| 15# 1015 S15C S17C CK15 | 0.13-0.18 | 0.3-0.6 | ≤0.04 | ≤0.05 | ≥0.2 | |
| 1020/20#/CK22/C22E/S20C/1.1151/1.0144/ | 0.18-0.23 | 0.3-0.6 | ≤0.03 | ≤0.05 | ≤0.2 | |
| 1025 25# 1.1158 S28C C25 | 0.22-0.28 | 0.3-0.6 | ≤0.04 | ≤0.05 | ≥0.2 | |
| 1030 30# C30 CK30 S30C | 0.28-0.34 | 0.6-0.9 | ≤0.04 | ≤0.05 | ≥0.2 | |
| 1035 35# C35 CK35 S35C | 0.32-0.38 | 0.6-0.9 | ≤0.04 | ≤0.05 | ≥0.2 | |
| 1040/S40C/1.1186/C40E/SK40/1.1189/1.1186 | 0.37-0.44 | 0.6-0.9 | ≤0.04 | ≤0.05 | ≥0.2 | |
| 1045 45# S45C S48C C45 | 0.43-0.5 | 0.6-0.9 | ≤0.04 | ≤0.05 | ≥0.2 | |
| 1050 50# S50C S53C C50 | 0.48-0.55 | - | 0.6-0.9 | ≤0.04 | ≤0.05 | ≤0.2 |
| 1055 55# C55 CK55 S55C | 0.5-0.6 | according to requirements | 0.6-0.9 | ≤0.04 | ≤0.05 | ≥0.2 |
| 1060/60#/1.1221/1.0601/C60E/CK60/S58C | 0.55-0.65 | according to requirements | 0.6-0.9 | ≤0.04 | ≤0.05 | ≥0.2 |
| Theoretical weight table of square steel | |||||
| Side length (mm) | Cross sectional area (cm2) | Theoretical weight (kg/m) | Side length (mm) | Cross sectional area (cm2) | Theoretical weight (kg/m) |
| 5mm | 0.25 | 0.196 | 30mm | 9.00 | 7.06 |
| 6mm | 0.36 | 0.283 | 32mm | 10.24 | 8.04 |
| 7mm | 0.49 | 0.385 | 34mm | 11.56 | 9.07 |
| 8mm | 0.64 | 0.502 | 36mm | 12.96 | 10.17 |
| 9mm | 0.81 | 0.636 | 38mm | 14.44 | 11.24 |
| 10mm | 1.00 | 0.785 | 40mm | 16.00 | 12.56 |
| 11mm | 1.21 | 0.95 | 42mm | 17.64 | 13.85 |
| 12mm | 1.44 | 1.13 | 45mm | 20.25 | 15.90 |
| 13mm | 1.69 | 1.33 | 48mm | 23.04 | 18.09 |
| 14mm | 1.96 | 1.54 | 50mm | 25.00 | 19.63 |
| 15mm | 2.25 | 1.77 | 53mm | 28.09 | 22.05 |
| 16mm | 2.56 | 2.01 | 56mm | 31.36 | 24.61 |
| 17mm | 2.89 | 2.27 | 60mm | 36.00 | 28.26 |
| 18mm | 3.24 | 2.54 | 63mm | 39.69 | 31.16 |
| 19mm | 3.61 | 2.82 | 65mm | 42.25 | 33.17 |
| 20mm | 4.00 | 3.14 | 70mm | 49.00 | 38.49 |
| 21mm | 4.41 | 3.46 | 75mm | 56.25 | 44.16 |
| 22mm | 4.84 | 3.80 | 80mm | 64.00 | 50.24 |
| 24mm | 5.76 | 4.52 | 85mm | 72.25 | 56.72 |
| 25mm | 6.25 | 4.91 | 90mm | 81.00 | 63.59 |
| 26mm | 6.76 | 5.30 | 95mm | 90.25 | 70.85 |
| 28mm | 7.84 | 6.15 | 100mm | 100.00 | 78.50 |
| Brand | Sample blank size/mm | mechanical property | Hardness of steel delivered HBSl0 / 300 ≤ | |||||||
| Normalizing/quenching/ tempering | ób/MPa | ós/MPa | δ5(%) | Ψ(%) | AKu2/J | |||||
| ≥ | Unheat-treated steel | Annealed steel | ||||||||
| 1010 | 25 | 930-/-/ | 315 | 185 | 33 | 55 | 137 | |||
| 1020 | 25 | 910/-/- | 4lO | 245 | 25 | 55 | 156 | |||
| 1025 | 25 | 900/870/600 | 450 | 275 | 23 | 50 | 170 | |||
| 1030 | 25 | 880/860/600 | 490 | 295 | 21 | 50 | 179 | |||
| 1035 | 25 | 870/850/850 | 530 | 315 | 20 | 45 | 197 | |||
| 1040 | 25 | 860/840/60D | 570 | 335 | 19 | 45 | 217 | 187 | ||
| 1045 | 25 | 850/840/600 | 600 | 355 | 16 | 40 | 229 | 197 | ||
| 1050 | 25 | 830/830/600 | 630 | 375 | 14 | 40 | 24l | 207 | ||
| 1055 | 25 | 820/820/600 | 645 | 380 | 13 | 35 | 255 | 217 | ||
| 1060 | 25 | 810/-/- | 675 | 400 | 12 | 35 | 255 | 229 | ||
| 1065 | 25 | 810/-/- | 695 | 410 | lO | 30 | 255 | 229 | ||
Packaging | 1. by bundles, each bundle weight under 3 tons, for small outer diameter steel bars, each bundle with 4 - 8 steel strips. 2. after making by bundle, covered with Polyethylene waterproof cloth. 3. make black paints painting on each bar, then make bundles |
| 20 feet container contains dimension | Length under 6000mm |
| 40 feet container contains dimension | Length under 12000mm |
| By bulk vessel | Freight charge is low by bulk cargo, and large heavy sizes can not be loaded into containers can shipping by bulk cargo |
1. Who are we?
Our headquarter is located in Shandong, China. Since 2022, we have sold to North America (60.00%), Western Europe (14.00%) and South America (6.00%). There are about 11-50 people in our office.
2. How do we guarantee quality?
Always provide pre-production samples before mass production;
Always carry out final inspection before shipment;
3. What can you buy from us?
Copper, aluminum, die steel, titanium, customized machine parts
4. Why should you buy from us instead of other suppliers?
The company has 25 years of production experience. It has advanced precision production equipment, modern large warehouse, 200000 tons of inventory goods and a number of long-term stable cooperative customers.
5. What services can we provide?
Accepted delivery conditions: FOB, CFR, CIF, EXW
Accepted payment currency: US dollar, Euro, Japanese yen, Canadian dollar, Australian dollar, Hong Kong dollar, British pound, RMB, Swiss franc;
Accepted payment type: T/T, L/C, D/P D/A, PayPal;
Optional ports: Tianjin, Shanghai, Guangzhou;
Spoken: English, Chinese
6. How can we get your price?
A. We need the following information to quote for you:
1). Product Name
2). standard
3). Material grade (chemical composition)
4). dimension
5). amount
6). Special part drawin
