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[China]
Trade Verify
Address: 2F,Building7,Baolong Center,No.689,Xiwang Road,Jiading District,Shanghai,201800,China
Contact name:Joy Wang
TOBO STEEL GROUP CHINA |
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Verified Suppliers
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Packaging Details
cds tube sea worthy packing in bundles or boxes for 45# C45 S45C 1045 OD16mm OD12mm thick wall alloy steel pipe for barrel air rifle
Delivery Time
45 days after order
45# C45 S45C 1045 OD16mm OD12mm thick wall alloy steel pipe for barrel air rifle
Major OD 16mm and 12mm others also available
Tube size can be designed as per customers requirements
Best hardness and machining ability
SIZE:
Outer Diameter: 1.5mm-60mm
Wall Thickness: 0.3mm to 10mm
Certificates:
According to EN 10204 3.1
Inspection Items:Tensile stength, Yield stength, Elongation, Flattenging, FlaringChemical analysisEddy Current
Test 100%, Size and surface checking 100%Other test item can be arranged as per request
DELIVERY CONDITIONS:
The tubes can be produced in the following delivery conditions:
BK (+C) Cold finished/hard (cold finished as drawn).
No heat treatment after the last cold forming process.
BKW (+LC) Cold finished/soft (lightly cold worked)
After the last heat treatment there is a light finishing pass (cold drawing).
BKS (+SR) Cold finished/stress relieve annealed.
After the final cold forming process the tubes are stress relieve annealed.
GBK (+A) Annealed.
After the final cold forming process the tubes are annealed in a controlled atmosphere.
NBK (+N) Normalized. (Mainly focus on)
After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere
Some samples of related steel grade
| GB | TOCT | ASTM | BS | JIS | NF | DIN |
| 10F | 1010 | 040A10 | XC10 | |||
| 10 | 10 | 10,101,012 | 045M10 | S10C | XC10 | C10,CK10 |
| 20 | 20 | 1020 | 050A20 | S20C | XC18 | C22,CK22 |
| 45 | 45 | 1045 | 080M46 | S45C | XC45 | C45,CK45 |
| 30CrMo | 30XM | 4130 | 1717COS110 | SCM420 | 30CD4 | |
| 42CrMo | 4140 | 708A42 | 42CD4 | 42CrMo4 | ||
| 708M40 | ||||||
| 35CrMo | 35XM | 4135 | 708A37 | SCM3 | 35CD4 | 34CrMo4 |
Other grades also availabe upon customer's request and market situation
SURFACE TREATMENTS
1. Bare Tube (No coating): Bright and smooth, Surface Roughness both inner and outer surface 0.2Ra Maximum for special requirement
2. Surface Coating
A. Silver galvanized
B. Yellow galvanized
C. Olive green coated
Layer thickness: 8-20um, Salty Spray Test: 48-150 hours
3. Black phosphate
Steel bar from steel plant→Physical and chemical inspection→Surface
treatment →Cutting → Heating→Hot piercing→Shell storage→Pickling and lubrication→Cold
rolling→Heattreatmen →Pickling and lubrication→Cutting→Punching→Cold drawn→Size inspection→Outer and inner surface
cleaning→NBK or GBK→Mechanics inspection→Chemical analysis 
Antlrust oil palnting→print→packing→flnished storage→Dellivery with quality certificate
1.We adopt special techniques and special skill in the acid
cleaning process to deal with the place where it's easy to form
fold crevice;
2.Well organized process,especially annealing treatment in a
severely technical manner;
3.In respect with lubrication,we adopt the international advanced
level treating process in the world,and put the surface quality of
our productsunder strict control in order to prevent causing surface crack.
Company Information---The Reason Why You Will Choose TOBO
What is our factory product range?
We are specialize in stainless steel tube/pipe, plate,elbow,
fittings,coil, sheet etc
How to order?
Please send us your purchase order/specific inquiries by Email or
Fax and Proforma Invoice will be sent back according
to your order. Besides, following information will be needed:
1 .Product information: Quantity, Specification(type of stainless
steel pipe/tube such as round, square, rectangle or oval,
dimension,such as diameter, length, width, thickness, etc.)
2 .Delivery time required & packing requirement
3 .Shipping information: Company name, Address, Phone number,
Destination seaport/airport.
What are the trade terms we can be accepted?
EXW, FOB, CFR, CIF.
What is the whole process for doing business with us ?
1. Please provide details products information you need.
2. If price acceptable and sample needed, sample can be customized
via customers' requirement and be sent immediately.
3. If sample approved and bulk production required for order,
proforma Invoice will be sent and products fabricating will be
arranged at once when 30% deposit received.
4. Products photos, packing details, and will be sent to customers
after products finished. Shipment will be arranged after the
balance payment paid.
