Hot-Dip Galvanized Steel Wire for Submarine and Coastal Cable Applications

Key Words: steel wire, galvanized, industrial

Classification: Steel Wire

Product Highlights:

Diameter range: 0.15 mm to 8.00 mm (armouring range: 1.5 mm to 6.0 mm)
Zinc coating: Standard, Heavy, or Extra-high galvanized (40–800 g/m²; up to 590 g/m² available)
Tensile strength: 380–850 MPa, available in soft, medium, or hard grades
Corrosion resistance: Compliant with AS/NZS 4534, BS EN 10244-2, ASTM A641, JIS G 3547, GB/T 15393
Application: Ideal for submarine cables, coastal fencing, armoured power/telecom cables
Durability: Engineered for harsh marine and chemical exposure environments

Contact Supplier

Chat

View Product PDF

Basic Info.

Model NO.	ZB-GW-Submarine	Technique	Hot-Dip Galvanizing (AS/NZS 4534, BS EN 10244)
Application	Submarine Cable Armouring, Coastal Fencing, Agricultural Use	Alloy or Not	Non-alloy (Low Carbon Steel)
Standard	JIS G 3547, YB/T 5294, BS EN 10244-2, ASTM A641, GB/T 15393	Surface Treatment	Standard / Heavy Zinc Coating (40–800g/m²)
Dimensions Tolerance	±0.03 mm	Delivery Time	20–35 Working Days
Length	As Required / Customized	Material	Low Carbon Steel: Q195, Q235, SAE 1006, SAE 1008
Available	OEM / ODM	Transport Package	Coil, Spool, Plastic Film, Wooden Pallet
Specification	1.5–6.0 mm (Armouring Size) / 0.15–8.0 mm (Overall Range)	Trademark	Zhongbo Steel
Origin	Zhengzhou, Henan, China	HS Code	7217200000
Production Capacity	100,000 Tons/Year

Product Description

Zhongbo’s Submarine Galvanized Steel Wire is specially engineered for demanding marine and corrosive environments, with a focus on high durability, consistent performance, and strict compliance with international standards. Manufactured using advanced hot-dip galvanizing technology, including ceramic pot and nitrogen wiping systems, our galvanized wires feature a uniform zinc coating with excellent adhesion and smooth finish. We offer both standard galvanized and heavy galvanized coatings, as well as extra-high galvanized layers for severe corrosion zones, in compliance with AS/NZS 4534, BS EN 10244-2, ASTM A641, JIS G 3547, and GB/T 15393.

Technical Specification

Wire Diameter Tolerance

Wire Diameter (mm)	Tolerance (mm)
0.8–1.6	±0.03
1.6–2.5	±0.03
2.5–4.0	±0.03
4.0–5.0	±0.04
5.0–8.0	±0.04

Zinc Coating Thickness by Diameter

Nominal Diameter	Standard Galv.	Heavy Galv.	Extra-high Galv.
over 0.15mm to and incl. 0.50mm	15	30	-
over 0.50mm to and incl. 0.75mm	30	130	-
over 0.75mm to and incl. 0.85mm	25	130	-
over 0.85mm to and incl. 0.95mm	25	140	-
over 0.95mm to and incl. 1.06mm	25	150	-
over 1.06mm to and incl. 1.18mm	25	160	-
over 1.18mm to and incl. 1.32mm	30	170	-
over 1.32mm to and incl. 1.55mm	30	185	-
over 1.55mm to and incl. 1.80mm	35	200	480
over 1.80mm to and incl. 2.24mm	35	215	485
over 2.24mm to and incl. 2.72mm	40	230	490
over 2.72mm to and incl. 3.15mm	45	240	500
over 3.15mm to and incl. 3.55mm	50	250	520
over 3.55mm to and incl. 4.25mm	60	260	530
over 4.25mm to and incl. 5.00mm	70	275	550
over 5.00mm to and incl. 8.00mm	80	290	590

Steel Chemical Composition & Mechanical Properties

Grade	Tensile Strength (MPa)	% Carbon	% Phosphorus	% Manganese	% Silicon	% Sulphur
Galvanised - Soft Quality	380–550	≤ 0.05	≤ 0.03	≤ 0.05	0.12–0.18	≤ 0.03
Galvanised - Medium Quality	500–625	0.15–0.19	≤ 0.03	0.70–0.90	0.14–0.24	≤ 0.03
Galvanised - Hard Quality	625–850	0.04–0.07	≤ 0.03	0.40–0.60	0.12–0.22	≤ 0.03

Tensile strength

Tensile strength can be customized based on application requirements, typically ranging from 350 MPa to 850 MPa for standard low carbon steel grades.

Key Features

Key features of our Hot-Dip Galvanized Steel Wire for Cable Armouring Applications:

High zinc coating for superior corrosion resistance.
Uniform coating with ceramic pot and nitrogen wiping.
Premium low-carbon steel and 99.995% pure zinc.
Soft and flexible for easy stranding and protection.
Customizable diameter and tensile strength.
Stable annealing and tension control for uniformity.
No welds or splicing, smooth unwinding.

Packaging & Shipping

Ports of Shipment: Tianjin Port, Qingdao Port, Shanghai Port

Lead Time: 15–20 working days

Unit Details:
Dimensions per Unit: 20 × 15 × 25 cm
Weight per Unit: 14 kg/spool
Units per Export Carton: Approx. 24 tons per container (standards vary by country)
Export Carton Dimensions (L×W×H): 108 × 108 × 80 cm
Export Carton Weight: Approx. 1 ton (UK)

Packing Options:
✔️ Standard seaworthy packing: plastic film wrapping + woven bag/Hessian cloth, palletized if required
✔️ Customized labels and packing on request
✔️ Supports air freight, sea freight (FCL/LCL), and truck delivery

Zhongbo Steel ensures safe and reliable packaging to protect your products during transport and storage.

FAQ

Are you a manufacturer or trading company?

We are a professional manufacturer with our own factory and production lines. Zhongbo Steel Products Co., Ltd. has specialized in galvanized steel wire and strip production since 2003.

What is your production capacity?

Our total production capacity exceeds 110,000 tons per year, with a stable monthly capacity of about 9,000 tons for various galvanized steel wires and strips.

What are your main export markets?

Over 80% of our products are exported worldwide. Our main export markets include Southeast Asia, the Middle East, Europe, South America, and North America.

What details should I provide when inquiring?

Please provide the required wire diameter, tensile strength, zinc coating weight, coil or spool size, packaging requirements, and destination port. For special applications like cable armouring, please specify any additional standards or certifications needed.

What is your MOQ?

For trial orders, we accept small quantities like one coil for quality checking. For regular orders, we recommend full container loads (FCL) to ensure safe transportation and cost-effectiveness.

What are your payment terms?

T/T (30% advance, 70% balance before shipment), L/C at sight, or negotiable based on order size and buyer profile.

Can I get a free sample?

Yes, samples under 2 kg are available free of charge; courier cost is to be covered by the customer.

Is third-party inspection available?

Yes. Third-party inspection (SGS, BV, or customer-designated agent) is available before shipment, and the inspection cost will be borne by the buyer.

Hot-Dip Galvanized Steel Wire for Submarine and Coastal Cable Applications